They are:
This one:
60,1
30,2
20,3
15,4
12,5
10,6
The factor pairs of 60 are:
1 X 60
2 X 30
3 X 20
4 X 15
5 X 12
6 X 10
This is the list:
64 = 1 x 64
64 = 2 x 32
64 = 4 x 16
64 = 8 x 8
(14,1)(7,2)
(1,100) (10,10)
(1, 27) and (3, 9)
The factor pairs of 180 are: 1 x 180 2 x 90 3 x 60 4 x 45 5 x 36 6 x 30 9 x 20 10 x 18
(90,1)(45,2)(30,3)(18,5)(15,6)(10,9)
The math factor pairs of 18 are (1,18) , (2,9) , (3,6) .
21,17,3
827 and 1.
1,8 2,4
(218,1)(109,2)
10x1 1x105x22x5
1x125 5x25
(4,1)(2,2)
(14,1)(7,2)
(1,100) (10,10)
1 and 73
(49,1)(7,7)