def main():
    import sys
    input = sys.stdin.readline

    def PrimeDecomposition(N):
        ret = {}
        n = int(N ** 0.5)
        for d in range(2, n + 1):
            while N % d == 0:
                if d not in ret:
                    ret[d] = 1
                else:
                    ret[d] += 1
                N //= d
            if N == 1:
                break
        if N != 1:
            ret[N] = 1
        return ret

    N, K, M = map(int, input().split())
    prime = PrimeDecomposition(N)
    for p in prime:
        prime[p] *= K
    ans = [1]
    for p in prime:
        ans_new = []
        for a in ans:
            for k in range(prime[p]+1):
                a_new = a * pow(p, k)
                if a_new <= M:
                    ans_new.append(a_new)
                else:
                    break
        ans = ans_new
    print(len(ans))


if __name__ == '__main__':
    main()