# verification-helper: PROBLEM https://yukicoder.me/problems/no/847

import sys
sys.path.append("../../")

def factorization(n: int) -> int:
    arr, tmp = [], n
    for i in range(2, int(-(-n ** 0.5 // 1)) + 1):
        if tmp % i == 0:
            cnt = 0
            while tmp % i == 0:
                cnt += 1
                tmp //= i
            arr.append([i, cnt])

    if tmp != 1:
        arr.append([tmp, 1])

    return arr

def dfs(a: list):
    global ans
    if len(a) == l:
        cnt = 1
        for i in range(len(a)):
            cnt *= fac[i][0] ** a[-1 - i]

        if cnt <= m:
            ans += 1
    
        return

    for i in range(num[l - len(a) - 1] + 1):
        dfs(a + [i])

n, k, m = map(int, input().split())

fac = factorization(n)
l = len(fac)

num = [-1] * l
for i in range(l):
    fac[i][1] *= k
    cnt = 0
    while fac[i][0] ** cnt <= m and cnt <= fac[i][1]:
        cnt += 1
    
    num[i] = cnt - 1

ans = 0
dfs([])
print(ans)