#include <iostream>
using namespace std;
int num[100005];
int t = 0,n = 0,ma = 0;
int main(){
    cin>>t;
    for(int i = 1;i <= t;i++){
        cin>>n;
        for(int j = 1;j <= n;j++){
            cin>>num[j];
            ma = max(num[j],ma);
        }
        bool x = true;
        for(int h = 1;h <= n;h++){
            if(ma % num[i] != 0){
                x = false;
                break;
            }
        }
        if(x){
        	cout<<"Yes"<<endl;
        }
        else{
        	cout<<"No"<<endl;
        }
    }
    return 0;
}

样例过了，不知道怎么错了(ㄒ_ㄒ)