import java.util.Scanner;
public class J {
        public static void main(String[] args) {
    Scanner s=new Scanner(System.in);
    int x,y,a,c;
    x=s.nextInt();
    y=s.nextInt();
    if(x<y){
            a=x;
    }
    else{
            a=y;
    }
   
    for(int i=a; i>=1; i--)
    {
        if(x%i==0 && y%i==0)
        {
            System.out.println(i);
            break;
        }
    }
     if(x>y){
        c=x;
}
else{
        c=y;
}
    for(int i=c; i<=x*y; i+=c)
    {
    if(i%x==0 && i%y==0)
    {
    System.out.println(i);
    break;
    }
    }   
}
}