from collections import defaultdict

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

prime_counter = defaultdict(int)
c = 0
while n % 2 == 0:
    c += 1
    n //= 2
if c > 0:
    prime_counter[2] = c * k
f = 3
while f * f <= n:
    c = 0
    while n % f == 0:
        c += 1
        n //= f
    if c > 0:
        prime_counter[f] = c * k
    f += 2
if n != 1:
    prime_counter[n] += k

DP = set()
DP.add(1)
for prime, cnt in prime_counter.items():
    NDP = set()
    for d in DP:
        NDP.add(d)
        nd = d
        for i in range(cnt):
            nd *= prime
            if nd <= m:
                NDP.add(nd)
            else:
                break
    DP = NDP
print(len(DP))