require 'prime'
N, K, M = gets.split.map(&:to_i)
V = Prime.prime_division(N).map{|ne| ne.tap{ ne[1] *= K } }

def dfs(i, m)
  n = V[i][0]
  e = V[i][1]

  (0 .. e).inject(0) do |s, j|
    q = m * (n ** j)
    break s unless q <= M
    if i + 1 < V.size
      s + dfs(i + 1, q)
    else
      s + 1
    end
  end
end

puts N == 1 ? 1 : dfs(0, 1)