316
158,2
79,2,2
These are all the factors of 316: 1, 2, 4, 79, 158, 316.
IT IS PRIME there is no factor tree
factor tree of 216
Factor tree of 204
The factor tree of 50:5025,25,5,25025,25,5,2
21
12 = 2*2*316 = 2*2*2*2, with the common factors underlined. So LCM = 2*2*2*3 = 24.
83 is prime. No tree.
The prime factor tree of 280 is:140,270,2,235,2,2,27,5,2,2,2
Factor Tree of 20: ........20 ......../ \ .......4 5 ....../ \ .....2 2
A tree.
The factor tree for 148: 148 74,2 37,2,2