242734960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7529}}^1$

素因数の和:7586

約数の個数: 80

約数和(自身を含む): 627459840

約数和(自身を除く): 384724880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 7529, 8060, 15058, 16120, 30116, 32240, 37645, 60232, 75290, 97877, 120464, 150580, 195754, 233399, 301160, 391508, 466798, 489385, 602320, 783016, 933596, 978770, 1166995, 1566032, 1867192, 1957540, 2333990, 3034187, 3734384, 3915080, 4667980, 6068374, 7830160, 9335960, 12136748, 15170935, 18671920, 24273496, 30341870, 48546992, 60683740, 121367480, 242734960]

約数ペア:

[(1, 242734960), (2, 121367480), (4, 60683740), (5, 48546992), (8, 30341870), (10, 24273496), (13, 18671920), (16, 15170935), (20, 12136748), (26, 9335960), (31, 7830160), (40, 6068374), (52, 4667980), (62, 3915080), (65, 3734384), (80, 3034187), (104, 2333990), (124, 1957540), (130, 1867192), (155, 1566032), (208, 1166995), (248, 978770), (260, 933596), (310, 783016), (403, 602320), (496, 489385), (520, 466798), (620, 391508), (806, 301160), (1040, 233399), (1240, 195754), (1612, 150580), (2015, 120464), (2480, 97877), (3224, 75290), (4030, 60232), (6448, 37645), (7529, 32240), (8060, 30116), (15058, 16120)]