Ah, and there's always rules. Fortunately for you, these are easy
- Two player game
- Each player takes turns choosing an uncolored number and is awarded the number of points shown on that button, but giving away all available (uncolored) factors of that number to their opponent.
- Choosing a number that is already colored or which has no available factors causes that player to forfiet their turn
- The player with the most points at the end, wins