const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    while(line = await readline()){
        let tokens = line.split(' ');
        let [a,b]=tokens
        let max;
        let min 
        if(a>=b){
            max=a;
            min=b;
        }else{
            max=b;
            min=a;
        }
        while(max%min!=0&&min>1){
            let rest=max%min
            max=min;
            min=rest;
            // console.log(max,min)
        }
        // console.log(min)
        let commonNum=min
        let res=commonNum*(a/commonNum)*b/commonNum
        console.log(res)
        // 求最大公约数  
        //  4/2 2/2 1
        // let a = parseInt(tokens[0]);
        // let b = parseInt(tokens[1]);
        // console.log(a + b);
    }
}()