#include <stdio.h>

void fun(int num1, int num2 , gcd,lcm){
    int itr;
    
    for(itr=1;itr<=num1 &&num2; itr++){
        if(num1%itr==0 && num2%itr==0)
        
            *gcd=itr;
    }
    
    *lcm=(num1*num2)/ *gcd;
}

int main()
{
    int num1, num2 ,gcd,lcm;
    
    scanf("%d %d", &num1,&num2);
    
    if (num1<0||num2<0){
        printf("Invalid input");
        
        return 0;
        
        
    }
    
    fun(num1,num2,&gcd,&lcm);
    return 0;
}