128208870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45953}}^1$

素因数の和:45997

約数の個数: 48

約数和(自身を含む): 344103552

約数和(自身を除く): 215894682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 45953, 91906, 137859, 229765, 275718, 413577, 459530, 689295, 827154, 1378590, 1424543, 2067885, 2849086, 4135770, 4273629, 7122715, 8547258, 12820887, 14245430, 21368145, 25641774, 42736290, 64104435, 128208870]

約数ペア:

[(1, 128208870), (2, 64104435), (3, 42736290), (5, 25641774), (6, 21368145), (9, 14245430), (10, 12820887), (15, 8547258), (18, 7122715), (30, 4273629), (31, 4135770), (45, 2849086), (62, 2067885), (90, 1424543), (93, 1378590), (155, 827154), (186, 689295), (279, 459530), (310, 413577), (465, 275718), (558, 229765), (930, 137859), (1395, 91906), (2790, 45953)]