#include<bits/stdc++.h>
using namespace std;
void *wmem;
template<class T> inline void walloc1d(T **arr, int x, void **mem = &wmem){
  static int skip[16]={0, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
  (*mem) = (void*)( ((char*)(*mem)) + skip[((unsigned long long)(*mem)) & 15] );
  (*arr)=(T*)(*mem);
  (*mem)=((*arr)+x);
}
inline void rd(long long &x){
  int k, m=0;
  x=0;
  for(;;){
    k = getchar_unlocked();
    if(k=='-'){
      m=1;
      break;
    }
    if('0'<=k&&k<='9'){
      x=k-'0';
      break;
    }
  }
  for(;;){
    k = getchar_unlocked();
    if(k<'0'||k>'9'){
      break;
    }
    x=x*10+k-'0';
  }
  if(m){
    x=-x;
  }
}
inline void wt_L(char a){
  putchar_unlocked(a);
}
inline void wt_L(long long x){
  char f[20];
  int m=0, s=0;
  if(x<0){
    m=1;
    x=-x;
  }
  while(x){
    f[s++]=x%10;
    x/=10;
  }
  if(!s){
    f[s++]=0;
  }
  if(m){
    putchar_unlocked('-');
  }
  while(s--){
    putchar_unlocked(f[s]+'0');
  }
}
template<class T> int Factor_L(T N, T fac[], int fs[]){
  T i;
  int sz=0;
  if(N%2==0){
    fac[sz] = 2;
    fs[sz] = 1;
    N /= 2;
    while(N%2==0){
      N /= 2;
      fs[sz]++;
    }
    sz++;
  }
  for(i=3;i*i<=N;i+=2){
    if(N%i==0){
      fac[sz] = i;
      fs[sz] = 1;
      N /= i;
      while(N%i==0){
        N /= i;
        fs[sz]++;
      }
      sz++;
    }
  }
  if(N > 1){
    fac[sz] = N;
    fs[sz] = 1;
    sz++;
  }
  return sz;
}
template<class T> int Divisor_L(T N, T res[], void *mem = wmem){
  T *fc;
  int *fs, fsz, i, j, k, s, sz=0;
  walloc1d(&fc, 100, &mem);
  walloc1d(&fs, 100, &mem);
  fsz =Factor_L(N, fc, fs);
  res[sz++] = 1;
  for(i=0;i<(fsz);i++){
    s = sz;
    k = s * fs[i];
    for(j=0;j<(k);j++){
      res[sz++] = res[j] * fc[i];
    }
  }
  sort(res, res+sz);
  return sz;
}
char memarr[96000000];
long long N;
long long K;
long long ys;
long long y[10000];
long long cnt(long long a){
  if(a <= N+1){
    return a-1;
  }
  if(a <= 2*N){
    return 2*N+1-a;
  }
  return 0;
}
int main(){
  int i;
  long long res=0;
  wmem = memarr;
  rd(N);
  rd(K);
  ys =Divisor_L(K, y);
  for(i=0;i<(ys);i++){
    res += cnt(y[i]) * cnt(K/y[i]);
  }
  wt_L(res);
  wt_L('\n');
  return 0;
}
// cLay varsion 20190810-2

// --- original code ---
// ll N, K;
// ll ys, y[10000];
// 
// ll cnt(ll a){
//   if(a <= N+1) return a-1;
//   if(a <= 2N) return 2N+1-a;
//   return 0;
// }
// 
// {
//   int i;
//   ll res = 0;
//   
//   rd(N, K);
//   ys = Divisor(K, y);
// 
//   rep(i,ys) res += cnt(y[i]) * cnt(K/y[i]);
//   wt(res);
// }