for (i=number ; ; i=i+number)
    {
        failed = 0;
        for (j=1; j<=number; j=j+1)
        {
            if (i % j != 0)
            {
                failed = 1;
                break;
            }
        }
        if (!failed)
        {
            KGV = i;
            break;
        }
    }