12154480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 120

約数和(自身を含む): 32676480

約数和(自身を除く): 20522000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 40, 52, 58, 62, 65, 80, 104, 116, 124, 130, 145, 155, 169, 208, 232, 248, 260, 290, 310, 338, 377, 403, 464, 496, 520, 580, 620, 676, 754, 806, 845, 899, 1040, 1160, 1240, 1352, 1508, 1612, 1690, 1798, 1885, 2015, 2320, 2480, 2704, 3016, 3224, 3380, 3596, 3770, 4030, 4495, 4901, 5239, 6032, 6448, 6760, 7192, 7540, 8060, 8990, 9802, 10478, 11687, 13520, 14384, 15080, 16120, 17980, 19604, 20956, 23374, 24505, 26195, 30160, 32240, 35960, 39208, 41912, 46748, 49010, 52390, 58435, 71920, 78416, 83824, 93496, 98020, 104780, 116870, 151931, 186992, 196040, 209560, 233740, 303862, 392080, 419120, 467480, 607724, 759655, 934960, 1215448, 1519310, 2430896, 3038620, 6077240, 12154480]

約数ペア:

[(1, 12154480), (2, 6077240), (4, 3038620), (5, 2430896), (8, 1519310), (10, 1215448), (13, 934960), (16, 759655), (20, 607724), (26, 467480), (29, 419120), (31, 392080), (40, 303862), (52, 233740), (58, 209560), (62, 196040), (65, 186992), (80, 151931), (104, 116870), (116, 104780), (124, 98020), (130, 93496), (145, 83824), (155, 78416), (169, 71920), (208, 58435), (232, 52390), (248, 49010), (260, 46748), (290, 41912), (310, 39208), (338, 35960), (377, 32240), (403, 30160), (464, 26195), (496, 24505), (520, 23374), (580, 20956), (620, 19604), (676, 17980), (754, 16120), (806, 15080), (845, 14384), (899, 13520), (1040, 11687), (1160, 10478), (1240, 9802), (1352, 8990), (1508, 8060), (1612, 7540), (1690, 7192), (1798, 6760), (1885, 6448), (2015, 6032), (2320, 5239), (2480, 4901), (2704, 4495), (3016, 4030), (3224, 3770), (3380, 3596)]