1 & 6, 2 & 3.
(16,1)(8,2)(4,4)
... what are the factor family of 6
60, 72, 84, 90 and 96 have 6 factor pairs.
4
Factor pairs of 16 are 1 and 16, 2 and 8, and 4 and 4.
How they're listed. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)
1 and 6 2 and 3
60 has 6 factor pairs.
Divide a number by a factor, the result is another factor. These can be written in pairs. The factor pairs for 24 are (24,1)(12,2)(8,3)(6,4)
Divide 1, 2, 3, 4 and 6 into 36. The answers are the other halves of the factor pairs.
1x6, 2x3
The factor pairs of 18 are (1 x 18), (2 x 9), (3 x 6)