#include<iostream>
#include<vector>
using namespace std;

int gcd(int a, int g) {
    int temp = 0;
    for (int i = 1; i < g; i++) {
        if (a % i == 0 && g % i == 0) {
            if (temp < i) {
                temp = i;
            }
        }
    }
    return temp;
}
int main() {
    int n = 0;
    int a = 0;
    while (cin >> n >> a) {
        vector<int>g(n);
        for (int i = 0; i < n; i++) {
            cin >> g[i];
            if (a >= g[i]) {
                a += g[i];
            }
            else {
                a += gcd(a, g[i]);
            }
        }
        cout << a << endl;
    }
    return 0;
}