//#include <bits/stdc++.h>
#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
//#include "boost/multiprecision/cpp_int.hpp"
//typedef boost::multiprecision::cpp_int LL;
typedef long double dd;
#define i_7 (ll)(1E9+7)
//#define i_7 998244353
#define i_5 i_7-2

ll mod(ll a){
    ll c=a%i_7;
    if(c>=0)return c;
    return c+i_7;
}
typedef pair<ll,ll> l_l;
typedef pair<dd,dd> d_d;
ll inf=(ll)1E16;
#define rep(i,l,r) for(ll i=l;i<=r;i++)
#define pb push_back
ll max(ll a,ll b){if(a<b)return b;else return a;}
ll min(ll a,ll b){if(a>b)return b;else return a;}
void Max(ll &pos,ll val){pos=max(pos,val);}//Max(dp[n],dp[n-1]);
void Min(ll &pos,ll val){pos=min(pos,val);}
void Add(ll &pos,ll val){pos=mod(pos+val);}
dd EPS=1E-9;
#define fastio ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define fi first
#define se second
#define endl "\n"
#define SORT(v) sort(v.begin(),v.end())
#define ERASE(v) v.erase(unique(v.begin(),v.end()),v.end())
#define POSL(v,x) (lower_bound(v.begin(),v.end(),x)-v.begin())
#define POSU(v,x) (upper_bound(v.begin(),v.end(),x)-v.begin())
//template<class T>void max(T a,T b){if(a<b)return b;else return a;}
//template<class T>void min(T a,T b){if(a>b)return b;else return a;}
//template<class T>bool Max(T&a, T b){if(a < b){a = b;return 1;}return 0;}
//template<class T>bool Min(T&a, T b){if(a > b){a = b;return 1;}return 0;}

//////////////////////////



#define MAX_N (ll)2E7///変更！！！！！！！
vector<ll>prime;
bool is_prime[MAX_N+1];
void precal(){
    rep(i,0,MAX_N)is_prime[i]=true;
    is_prime[0]=is_prime[1]=false;
    rep(i,2,MAX_N){
        if(is_prime[i]){
            prime.pb(i);
            for(ll j=2*i;j<=MAX_N;j+=i)is_prime[j]=false;
        }
    }
}
vector<l_l> fact(ll n){
    vector<l_l>v;
    for(ll p:prime){
        if(p*p>n)break;
        ll c=0;
        while(n%p==0){
            n/=p;
            c++;
        }
        if(c)v.pb(l_l(p,c));//pという素因数がc個入っている
    }
    if(n!=1){
        ll vsize=v.size();
        if(vsize>=1&&v[vsize-1].first==n)v[vsize-1].second++;
        else v.pb(l_l(n,1));
    }
    if(v.size()==0){
        v.pb(l_l(1,1));
    }
    return v;
}
ll n,k,m;
ll vs;
vector<l_l>v;
ll ans=0;
void dfs(ll pos,ll res){
    
    if(pos==vs){
        if(res<=m)ans++;
        return;
    }
    
    rep(i,0,v[pos].se){
        ll a=res*powl(v[pos].fi,i);
        if(a<=m)dfs(pos+1,a);
        else return;
    }
}

int main(){fastio
    precal();
    cin>>n>>k>>m;
    if(n==1){cout<<1;return 0;}
    v=fact(n);
    
    vs=v.size();
    rep(i,0,vs-1){
        v[i].se=min(31,v[i].se*k);
    }
    dfs(0,1);
    cout<<ans<<endl;
    
    return 0;
}