#include <iostream>

#include <set>

using namespace std;

typedef long long ll;

void solve()

{

ll a,b;cin>>a>>b;

set<ll> as;

for (ll i = 2; i <= a; ++i)

{

if(a%i==0)

{

as.insert(i);

while(a%i==0)a/=i;

}

}

for (ll i = 2; i <= b; ++i)

{

if(b%i==0)

{

as.insert(i);

while(b%i==0)b/=i;

}

}

ll r = 1;

for (ll c : as) r*=c;

cout << r;

}

int main()

{

cin.tie(0)->sync_with_stdio(false);

solve();

return 0;

}