168986480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 441132480

約数和(自身を除く): 272146000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 169, 208, 232, 260, 290, 338, 377, 431, 464, 520, 580, 676, 754, 845, 862, 1040, 1160, 1352, 1508, 1690, 1724, 1885, 2155, 2320, 2704, 3016, 3380, 3448, 3770, 4310, 4901, 5603, 6032, 6760, 6896, 7540, 8620, 9802, 11206, 12499, 13520, 15080, 17240, 19604, 22412, 24505, 24998, 28015, 30160, 34480, 39208, 44824, 49010, 49996, 56030, 62495, 72839, 78416, 89648, 98020, 99992, 112060, 124990, 145678, 162487, 196040, 199984, 224120, 249980, 291356, 324974, 364195, 392080, 448240, 499960, 582712, 649948, 728390, 812435, 999920, 1165424, 1299896, 1456780, 1624870, 2112331, 2599792, 2913560, 3249740, 4224662, 5827120, 6499480, 8449324, 10561655, 12998960, 16898648, 21123310, 33797296, 42246620, 84493240, 168986480]

約数ペア:

[(1, 168986480), (2, 84493240), (4, 42246620), (5, 33797296), (8, 21123310), (10, 16898648), (13, 12998960), (16, 10561655), (20, 8449324), (26, 6499480), (29, 5827120), (40, 4224662), (52, 3249740), (58, 2913560), (65, 2599792), (80, 2112331), (104, 1624870), (116, 1456780), (130, 1299896), (145, 1165424), (169, 999920), (208, 812435), (232, 728390), (260, 649948), (290, 582712), (338, 499960), (377, 448240), (431, 392080), (464, 364195), (520, 324974), (580, 291356), (676, 249980), (754, 224120), (845, 199984), (862, 196040), (1040, 162487), (1160, 145678), (1352, 124990), (1508, 112060), (1690, 99992), (1724, 98020), (1885, 89648), (2155, 78416), (2320, 72839), (2704, 62495), (3016, 56030), (3380, 49996), (3448, 49010), (3770, 44824), (4310, 39208), (4901, 34480), (5603, 30160), (6032, 28015), (6760, 24998), (6896, 24505), (7540, 22412), (8620, 19604), (9802, 17240), (11206, 15080), (12499, 13520)]