#include <bits/stdc++.h> #if __has_include(<atcoder/all>) #include <atcoder/all> using namespace atcoder; #endif #define rep(i, n) for (int i = 0; i < (n); ++i) using std::cin; using std::cout; using std::gcd; using std::vector; using ll = long long; using mint = modint1000000007; int main() { int n, k; cin >> n >> k; vector<ll> a(n); rep(i, n) cin >> a[i]; vector<mint> dp(n); dp[1] = 1; rep(i, n) { int ai = gcd(a[i], k); vector<mint> p(n); swap(dp, p); rep(j, k+1) { dp[j] += p[j]; ll g = gcd(j*ai, k); dp[g] += p[j]; } } mint ans = dp[k]; if (k == 1) ans -= 1; cout << ans.val() << '\n'; return 0; }