for example,
(1)
……
…….
……..
(2)
…..
…..
……
(3)
…..
…..
…..
In each of the 3 pairs (a,b), (c,d), (e,f) both numbers have the same parity.
There are 2 pairs of even numbers, and 1 pair of odd numbers
The equal products are divisible by 480.
Find other solutions.