Language: C++

#include<bits/stdc++.h>
using namespace std;

using ll = int_fast64_t;

map<ll,ll> prime_factorize(ll n){
  map<ll,ll> res;
  for(ll p=2;p*p<=n;++p){
    while(n%p==0){
      res[p]++;
      n/=p;
    }
  }
  if(n!=1)res[n]++;
  return res;
}

constexpr long long MOD = (1e9+7);
constexpr ll COM_MAX = (ll)1e6;
vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
// 前処理
void comb_init(){
  fac[0]=fac[1]=1;
  finv[0]=finv[1]=1;
  inv[1]=1;
  for(int i=2;i<COM_MAX;++i){
    fac[i]=fac[i-1]*i%MOD;
    inv[i]=MOD-inv[MOD%i]*(MOD/i)%MOD;
    finv[i]=finv[i-1]*inv[i]%MOD;
  }
}
// 二項係数計算
ll comb(ll n,ll k){
  if(n<k)return 0;
  if(n<0||k<0)return 0;
  return fac[n]*(finv[k]*finv[n-k]%MOD)%MOD;
}
// 重複組み合わせ
ll nHk(ll n,ll k){
  return comb(n+k-1,k-1);
}


signed main(){

  ll n,m;
  cin>>n>>m;

  auto pfac = prime_factorize(m);
  ll ans = 1;
  comb_init();
  for(auto x:pfac){
    ans *= nHk(x.second,n);
    ans %= MOD;
  }
  cout<<(ans)<<endl;

}#include<bits/stdc++.h>
using namespace std;

using ll = int_fast64_t;

map<ll,ll> prime_factorize(ll n){
  map<ll,ll> res;
  for(ll p=2;p*p<=n;++p){
    while(n%p==0){
      res[p]++;
      n/=p;
    }
  }
  if(n!=1)res[n]++;
  return res;
}

constexpr long long MOD = (1e9+7);
constexpr ll COM_MAX = (ll)1e6;
vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
// 前処理
void comb_init(){
  fac[0]=fac[1]=1;
  finv[0]=finv[1]=1;
  inv[1]=1;
  for(int i=2;i<COM_MAX;++i){
    fac[i]=fac[i-1]*i%MOD;
    inv[i]=MOD-inv[MOD%i]*(MOD/i)%MOD;
    finv[i]=finv[i-1]*inv[i]%MOD;
  }
}
// 二項係数計算
ll comb(ll n,ll k){
  if(n<k)return 0;
  if(n<0||k<0)return 0;
  return fac[n]*(finv[k]*finv[n-k]%MOD)%MOD;
}
// 重複組み合わせ
ll nHk(ll n,ll k){
  return comb(n+k-1,k-1);
}


signed main(){

  ll n,m;
  cin>>n>>m;

  auto pfac = prime_factorize(m);
  ll ans = 1;
  comb_init();
  for(auto x:pfac){
    ans *= nHk(x.second,n);
    ans %= MOD;
  }
  cout<<(ans)<<endl;

}

Compiler output:
a.cc:58:2: error: stray '#' in program
   58 | }#include<bits/stdc++.h>
      |  ^
a.cc:58:3: error: 'include' does not name a type
   58 | }#include<bits/stdc++.h>
      |   ^~~~~~~
a.cc:63:12: error: redefinition of 'std::map<long int, long int> prime_factorize(ll)'
   63 | map<ll,ll> prime_factorize(ll n){
      |            ^~~~~~~~~~~~~~~
a.cc:6:12: note: 'std::map<long int, long int> prime_factorize(ll)' previously defined here
    6 | map<ll,ll> prime_factorize(ll n){
      |            ^~~~~~~~~~~~~~~
a.cc:75:21: error: redefinition of 'constexpr const long long int MOD'
   75 | constexpr long long MOD = (1e9+7);
      |                     ^~~
a.cc:18:21: note: 'constexpr const long long int MOD' previously defined here
   18 | constexpr long long MOD = (1e9+7);
      |                     ^~~
a.cc:76:14: error: redefinition of 'constexpr const ll COM_MAX'
   76 | constexpr ll COM_MAX = (ll)1e6;
      |              ^~~~~~~
a.cc:19:14: note: 'constexpr const ll COM_MAX' previously defined here
   19 | constexpr ll COM_MAX = (ll)1e6;
      |              ^~~~~~~
a.cc:77:12: error: redefinition of 'std::vector<long int> fac'
   77 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |            ^~~
a.cc:20:12: note: 'std::vector<long int> fac' previously declared here
   20 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |            ^~~
a.cc:77:25: error: redefinition of 'std::vector<long int> finv'
   77 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |                         ^~~~
a.cc:20:25: note: 'std::vector<long int> finv' previously declared here
   20 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |                         ^~~~
a.cc:77:39: error: redefinition of 'std::vector<long int> inv'
   77 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |                                       ^~~
a.cc:20:39: note: 'std::vector<long int> inv' previously declared here
   20 | vector<ll> fac(COM_MAX),finv(COM_MAX),inv(COM_MAX);
      |                                       ^~~
a.cc:79:6: error: redefinition of 'void comb_init()'
   79 | void comb_init(){
      |      ^~~~~~~~~
a.cc:22:6: note: 'void comb_init()' previously defined here
   22 | void comb_init(){
      |      ^~~~~~~~~
a.cc:90:4: error: redefinition of 'll comb(ll, ll)'
   90 | ll comb(ll n,ll k){
      |    ^~~~
a.cc:33:4: note: 'll comb(ll, ll)' previously defined here
   33 | ll comb(ll n,ll k){
      |    ^~~~
a.cc:96:4: error: redefinition of 'll nHk(ll, ll)'
   96 | ll nHk(ll n,ll k){
      |    ^~~
a.cc:39:4: note: 'll nHk(ll, ll)' previously defined here
   39 | ll nHk(ll n,ll k){
      |    ^~~
a.cc:101:8: error: redefinition of 'int main()'
  101 | signed main(){
      |        ^~~~
a.cc:44:8: note: 'int main()' previously defined here
   44 | signed main(){
      |        ^~~~