#include<stdio.h>

typedef long long int ln;

ln gcd(ln a,ln b){
  ln r=a%b;
  while(r>0){
    a=b;
    b=r;
    r=a%b;
  }
  return b;
}

void run(void){
  ln a,b;
  scanf("%lld%lld",&a,&b);
  ln g=gcd(a,b);
  printf("%lld\n",g*gcd(g,(a+b)/g));
  return;
}

int main(void){
  run();
  return 0;
}