import pypyjit
pypyjit.set_param("max_unroll_recursion=-1")
import sys
sys.setrecursionlimit(2*10**5+100)


def main():
    import sys
    input = sys.stdin.readline
    MOD = 998244353
    N, X = list(map(int, input().split()))
    A = list(map(int, input().split()))

    memo = {}
    def f(n, x):
        if n == N:
            return 1
        if (n,x) in memo:return memo[(n,x)]
        ret = f(n + 1, A[n])
        if x % A[n] == 0:
            ret += f(n + 1, x // A[n])
            if ret > MOD:
                ret -= MOD
        memo[(n,x)] = ret
        return ret

    for i in range(N-1,0,-1):f(i,A[i-1])
    for i in range(N-1,0,-1):
        if(A[i-1] % A[i] == 0):f(i+1,A[i-1] // A[i])
    print(f(0, X))

main()