gistfile1.txt

function mmc(r, p, i, m) {
    

    var m = m || [],
        i = i || 0,
        r2;

    r2 = r.map(function(n) {

        var n2 = n / p[i];

        while(n2 % p[i] !== 0) {
            idx++;
        }

        if(Math.round(n2) === n2) {
            r2.push(n2);
            m.push(p[i]);
        } else {
            r2.push(n);
        }
    });

    var isComplete = r2.every(function(n) { return n === 1; });

    return isComplete ? m : mmc(r2, p, i, m);
}