The factors of 301 are 1,7,43 and 301. It's hardly worth making a tree out of them.
301
43 7
301 7,43
301 7,43
301 43,7 Not much of a tree. More like a shrub.
listing method , factor tree
46 23,2
500 250,2 125,2,2 25,5,2,2 5,5,5,2,2
92 /\ 2 46 /\ 2 23
1638 819,2 273,3,2 91,3,3,2 13,7,3,3,2
92 46,2 23,2,2
..........44 ........../ \ ........11 4 ............/ \ ............2 2
The only name is factorization.
420 210,2 105,2,2 35,3,2,2 7,5,3,2,2