#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define rep(i, n) for (ll i = 0; i < n; ++i)
#define P pair<ll, ll>
#define Graph vector<vector<ll>>
#define fi first
#define se second
#define vvvvll vector<vector<vector<vector<ll>>>>
#define vvvll vector<vector<vector<ll>>>
#define vvll vector<vector<ll>>
#define vll vector<ll>
#define pqll priority_queue<ll>
#define pqllg priority_queue<ll, vector<ll>, greater<ll>>

constexpr ll INF = (1ll << 60);
constexpr ll mod = 1000000007;
// constexpr ll mod = 998244353;
// constexpr ll mod = 67280421310721;
constexpr double pi = 3.14159265358979323846;
template <typename T>
inline bool chmax(T &a, T b) {
    if (a < b) {
        a = b;
        return 1;
    }
    return 0;
}
template <typename T>
inline bool chmin(T &a, T b) {
    if (a > b) {
        a = b;
        return 1;
    }
    return 0;
}

void pt_vvll(vvll v) {
    ll vs = v.size(), vs0 = v[0].size();
    rep(i, vs) {
        rep(j, vs0) {
            cout << v[i][j];

            if (j != vs0 - 1)
                cout << " ";
            else
                cout << "\n";
        }
    }
}
void pt_vll(vll v) {
    ll vs = v.size();
    rep(i, vs) {
        cout << v[i];
        if (i == vs - 1)
            cout << "\n";
        else
            cout << " ";
    }
}

vector<ll> divisor(ll n, vll &ret) {
    for (ll i = 1; i * i <= n; i++) {
        if (n % i == 0) {
            ret.push_back(i);
            if (i * i != n) ret.push_back(n / i);
        }
    }
    return ret;
}

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

    ll N;
    cin >> N;
    vll x(N);
    vector<bool> exs(1000010);
    rep(i, N) {
        cin >> x[i];
        exs[x[i]] = true;
    }

    vector<bool> saw(1000010, false);
    ll ans = 1;
    for (ll i = 2; i < 1000010; i++) {
        if (saw[i]) continue;
        if (exs[i] == false) continue;
        ll now = i;
        ll sum = 0;
        for (ll j = now; j < 1000010; j += now) {
            if (exs[j]) {
                now = j;
                sum++;
            }
            saw[j] = true;
        }

        chmax(ans, sum);
    }

    if (exs[1] == true) ans++;
    cout << ans << "\n";
    return 0;
}