#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
using namespace std;
int gcd(int a, int b) { return b == 0 ? a : gcd(b, a % b); }
int lcm(int a, int b) { return a / gcd(a, b) * b; }
int main()
{
    int a, b, c;
    scanf("%d%d%d", &a, &b, &c);
    printf("%d", lcm(lcm(a, b), c));
    return 0;
}