import java.util.*; public class Lanq { //public static double pi = 3.1415926535897932; public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); int c = sc.nextInt(); int k = a*b/gcd(a, b); int ans = k*c/gcd(k, c); // int cnt=ans*a*b*c; System.out.println(ans); } public static int gcd(int x,int y) { if(y==0)return x; else return gcd(y,x%y); } }