#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll = long long;
using vll = vector<ll>;
using vvll = vector<vll>;
using vvvll = vector<vvll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvvb = vector<vvb>;
#define all(A) A.begin(),A.end()
#define rep(i, n) for (ll i = 0; i < (ll) (n); i++)
template<class T>
bool chmax(T& p, T q, bool C = 1) {
    if (C == 0 && p == q) {
        return 1;
    }
    if (p < q) {
        p = q;
        return 1;
    }
    else {
        return 0;
    }
}

template<class T>
bool chmin(T& p, T q, bool C = 1) {
    if (C == 0 && p == q) {
        return 1;
    }
    if (p > q) {
        p = q;
        return 1;
    }
    else {
        return 0;
    }
}

ll modPow(long long a, long long n, long long p) {
    if (n == 0) return 1; // 0乗にも対応する場合
    if (n == 1) return a % p;
    if (n % 2 == 1) return (a * modPow(a, n - 1, p)) % p;
    long long t = modPow(a, n / 2, p);
    return (t * t) % p;
}


ll gcd(ll(a), ll(b)) {
    if (a == 0)return b;
    if (b == 0)return a;
    ll c = a;
    while (a % b != 0) {
        c = a % b;
        a = b;
        b = c;
    }
    return b;
}
ll sqrtz(ll N) {
    ll L = 0;
    ll R = sqrt(N) + 10000;
    while (abs(R - L) > 1) {
        ll mid = (R + L) / 2;
        if (mid * mid <= N)L = mid;
        else R = mid;
    }
    return L;

}

using mint = modint1000000007;
using vm = vector<mint>;
using vvm = vector<vm>;
using vvvm = vector<vvm>;

vector<mint> fact, factinv, inv;
const ll mod = 1e9+7;

void prenCkModp(ll n) {
    fact.resize(n + 5);
    factinv.resize(n + 5);
    inv.resize(n + 5);
    fact[0] = fact[1] = 1;
    factinv[0] = factinv[1] = 1;
    inv[1] = 1;
    for (ll i = 2; i < n + 5; i++) {
        fact[i] = (fact[i - 1] * i);
        inv[i] = (mod - ((inv[mod % i] * (mod / i))));

        factinv[i] = (factinv[i - 1] * inv[i]);
    }
}
mint nCk(ll n, ll k) {
    if (n < k || k < 0) return 0;
    return (fact[n] * ((factinv[k] * factinv[n - k])));
}

ll INVA(ll n) {
    return modPow(n, mod - 2, mod);
}

vector<bool> INC;
vll Enumerate_Quotients(ll N) {
    vll res;
    ll x = N;
    while (x >= 1) {
        ll k = N / x;
        res.push_back(k);
        x = N / (k + 1);
    }
    return res;
}
//const ll mod=998244353;

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    ll N,K;
    cin>>N>>K;
    vll A(N);
    rep(i,N){
        cin>>A[i];
        A[i]=gcd(A[i],K);
    }
    map<ll,ll> M;
    for(ll k=1;k*k<=K;k++)if(K%k==0)M[k]=M[K/k]=1;
    ll k=0;
    for(auto m:M)M[m.first]=k,k++;
    vll D(k,0);
    vll KP(k);
    for(auto m:M)KP[m.second]=m.first;
    rep(i,N)D[M[A[i]]]++;
    vvm DP(k+1,vm(k,0));
    prenCkModp(N+1);
    DP[0][0]=1;
    unordered_map<ll,ll> MM;
    for(auto m:M)MM[m.first]=m.second;
    rep(i,k){
        rep(j,k){
            mint res=KP[j];
            rep(d,D[i]+1){
                mint multi=nCk(D[i],d);
                //cout<<multi.val()<<" "<<res.val()<<endl;
                DP[i+1][MM[res.val()]]+=DP[i][j]*multi;
                res=gcd(K,res.val()*KP[i]);
            }
        }
    }
    if(K==1)DP[k][k-1]-=1;
    cout<<DP[k][k-1].val()<<endl;

}