#include<bits/stdc++.h>
#define LL long long
#define LLL __int128
#define uint unsigned
#define ldb long double
#define uLL unsigned long long
using namespace std;
int n,m;LL ans;
inline void dfs(int a,int b,int c,int d,int k){
    int ra=(n-b)/a,rc=c?(m-d)/c:n;
    ans+=max(0,min(ra,rc)-k+1)+max(0,(m-b)/a-k+1);
    for(int i=1;;++i){
        int na=2*a*i+c,nb=2*b*i+d;
        if(1ll*na*max(k,i+1)+nb>n)break;
        dfs(na,nb,a,b,max(k,i+1));
    }
}
inline void solve(int x,int y,int k){
    for(int i=1;;++i){
        int z=2*i*x+y;
        if(2*z*max(k,i)+x>n)break;
        solve(z,x,max(k,i));
    }
    dfs(x+x,y,0,x,k);
}
signed main(){
    cin.tie(0)->sync_with_stdio(0);
    cin>>n>>m;
    if(n<m)swap(n,m);
    for(int x=1;4*x*x<n;++x)solve(x+x,1,x);dfs(2,0,0,1,1);
    return cout<<ans,0;
}
/*
*/