from collections import defaultdict
from math import gcd
N = int(input())
A = list(map(int, input().split()))

dp = defaultdict(int)
dp[0] = 1
for a in A:
    newDP = defaultdict(int)
    for k, v in dp.items():
        newDP[k] += v
        newDP[gcd(a, k)] += v
    dp = newDP

print(dp[1])