123342945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 225504000

約数和(自身を除く): 102161055

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 149, 165, 173, 319, 435, 447, 519, 745, 865, 957, 1595, 1639, 1903, 2235, 2595, 4321, 4785, 4917, 5017, 5709, 8195, 9515, 12963, 15051, 21605, 24585, 25085, 25777, 28545, 47531, 55187, 64815, 75255, 77331, 128885, 142593, 165561, 237655, 275935, 283547, 386655, 712965, 747533, 827805, 850641, 1417735, 2242599, 3737665, 4253205, 8222863, 11212995, 24668589, 41114315, 123342945]

約数ペア:

[(1, 123342945), (3, 41114315), (5, 24668589), (11, 11212995), (15, 8222863), (29, 4253205), (33, 3737665), (55, 2242599), (87, 1417735), (145, 850641), (149, 827805), (165, 747533), (173, 712965), (319, 386655), (435, 283547), (447, 275935), (519, 237655), (745, 165561), (865, 142593), (957, 128885), (1595, 77331), (1639, 75255), (1903, 64815), (2235, 55187), (2595, 47531), (4321, 28545), (4785, 25777), (4917, 25085), (5017, 24585), (5709, 21605), (8195, 15051), (9515, 12963)]