# 20分までしか一問かけちゃダメ
import sympy
from math import gcd
N = int(input())
a = list(map(int, input().split()))
d = set()
for n in a:
    x = sympy.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)