# 20分までしか一問かけちゃダメ
from math import gcd


def divisors(X):
    sets = set()
    for i in range(1, 10**6):
        if i**2 > X:
            break
        if X % i == 0:
            sets.add(i)
            sets.add(X//i)
    sets = list(sets)
    sets.sort()
    return sets


N = int(input())
a = list(map(int, input().split()))
d = set()
for n in a:
    x = divisors(n)
    for div in x:
        d.add(div)
d = list(d)
d.sort()
dp = [{numbers: 0 for numbers in d} for i in range(N+1)]
# dp[X][num]:= X 版目まで見てgcdがnumになる物の個数
for i in range(N):
    num = a[i]
    dp[i+1][num] += 1
    for numbers in d:
        dp[i+1][gcd(numbers, num)] += dp[i][numbers]
        dp[i+1][numbers] += dp[i][numbers]

res = dp[N][1]
print(res)