142391680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7177}}^1$

素因数の和:7227

約数の個数: 64

約数和(自身を含む): 351434880

約数和(自身を除く): 209043200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 7177, 9920, 14354, 19840, 28708, 35885, 57416, 71770, 114832, 143540, 222487, 229664, 287080, 444974, 459328, 574160, 889948, 918656, 1112435, 1148320, 1779896, 2224870, 2296640, 3559792, 4449740, 4593280, 7119584, 8899480, 14239168, 17798960, 28478336, 35597920, 71195840, 142391680]

約数ペア:

[(1, 142391680), (2, 71195840), (4, 35597920), (5, 28478336), (8, 17798960), (10, 14239168), (16, 8899480), (20, 7119584), (31, 4593280), (32, 4449740), (40, 3559792), (62, 2296640), (64, 2224870), (80, 1779896), (124, 1148320), (128, 1112435), (155, 918656), (160, 889948), (248, 574160), (310, 459328), (320, 444974), (496, 287080), (620, 229664), (640, 222487), (992, 143540), (1240, 114832), (1984, 71770), (2480, 57416), (3968, 35885), (4960, 28708), (7177, 19840), (9920, 14354)]