import java.util.Scanner;

public class No442 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		long a = sc.nextLong();
		long b = sc.nextLong();
		if(b > a) {
			long x = b;
			b = a;
			a = x;
		}
		long r;
		long g;
		long gcd;
		long A = a;
		long B = b;
		
		while(true) {
			if(A % B == 0) {
				break;
			}
			r = A % B;
			A = B;
			B = r;
		}
		g = B; // g=gcd(A,B)
		A = a/g + b/g;
		while(true) {
			if(A % B == 0) {
				break;
			}
			r = A % B;
			A = B;
			B = r;
		}
		
		System.out.println(B * g);
	}
}