Four of them.
4, 12, 36
10
4 of them.
Four of them. ======================= I only find three of them . . . 12, 36, and 60 . Maybe Eb will come back and show us the fourth one.
Four of them.
4, 12, 36
8 of them.
4
2, 6, 74 and 222 Four of them.
1
there are 21 multiples.
10
IT has many positive factors and it also have many negative factors so i think it is neutral
4 of them.
Eight of them.
8