#include <iostream>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <vector>
#include <cstring>
#include <string>
#include <set>
#include <map>
using namespace std;

const int mod =  998244353;

long long n,m;
long long a[100010];
long long ans;

signed main(){
	scanf("%lld %lld",&n,&m);
	for(long long i = 1;i <= n;i++){
		scanf("%lld",&a[i]);
	}
	for(long long i = 1;i <= n;i++){
		for(long long j = 1;j <= n;j++){
			ans += (m / (a[i] * a[j]));
			ans %= mod;
		}
	}
	printf("%lld",ans % mod);
	return 0;
}

#1，#2AC,其他WA。

急