import sys
input = sys.stdin.readline

from collections import Counter

N,X=list(map(int,input().split()))
A=list(map(int,input().split()))

mod=998244353

C=Counter()
C[X]=1

for a in A:
    NC=Counter()

    for c in C:
        NC[a]+=C[c]
        NC[a]%=mod
        if c%a==0:
            NC[c//a]+=C[c]
            NC[c//a]%=mod

    C=NC

ANS=sum(C.values())
print(ANS%mod)