Only the number one.
The HCF is 4
1, 2, 3, 4, 6, 12.
Itself and any of its factors will divide evenly into -72 with no remainders.
1 and 3.
2, 4
3
The number is 24.
Itself and any of its factors
72/36 = 2
1, 3 and 9 will go into both numbers evenly
The number that is a factor of 72 and a multiple of 8 is 8. A factor of a number divides that number evenly without leaving a remainder, and 8 divides 72 evenly. Additionally, a multiple of a number is the result of multiplying that number by an integer, and 8 multiplied by 9 equals 72. Therefore, 8 is both a factor of 72 and a multiple of 8.
72