38996880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 160

約数和(自身を含む): 134991360

約数和(自身を除く): 95994480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 431, 435, 464, 520, 580, 624, 696, 754, 780, 862, 870, 1040, 1131, 1160, 1293, 1392, 1508, 1560, 1724, 1740, 1885, 2155, 2262, 2320, 2586, 3016, 3120, 3448, 3480, 3770, 4310, 4524, 5172, 5603, 5655, 6032, 6465, 6896, 6960, 7540, 8620, 9048, 10344, 11206, 11310, 12499, 12930, 15080, 16809, 17240, 18096, 20688, 22412, 22620, 24998, 25860, 28015, 30160, 33618, 34480, 37497, 44824, 45240, 49996, 51720, 56030, 62495, 67236, 74994, 84045, 89648, 90480, 99992, 103440, 112060, 124990, 134472, 149988, 162487, 168090, 187485, 199984, 224120, 249980, 268944, 299976, 324974, 336180, 374970, 448240, 487461, 499960, 599952, 649948, 672360, 749940, 812435, 974922, 999920, 1299896, 1344720, 1499880, 1624870, 1949844, 2437305, 2599792, 2999760, 3249740, 3899688, 4874610, 6499480, 7799376, 9749220, 12998960, 19498440, 38996880]

約数ペア:

[(1, 38996880), (2, 19498440), (3, 12998960), (4, 9749220), (5, 7799376), (6, 6499480), (8, 4874610), (10, 3899688), (12, 3249740), (13, 2999760), (15, 2599792), (16, 2437305), (20, 1949844), (24, 1624870), (26, 1499880), (29, 1344720), (30, 1299896), (39, 999920), (40, 974922), (48, 812435), (52, 749940), (58, 672360), (60, 649948), (65, 599952), (78, 499960), (80, 487461), (87, 448240), (104, 374970), (116, 336180), (120, 324974), (130, 299976), (145, 268944), (156, 249980), (174, 224120), (195, 199984), (208, 187485), (232, 168090), (240, 162487), (260, 149988), (290, 134472), (312, 124990), (348, 112060), (377, 103440), (390, 99992), (431, 90480), (435, 89648), (464, 84045), (520, 74994), (580, 67236), (624, 62495), (696, 56030), (754, 51720), (780, 49996), (862, 45240), (870, 44824), (1040, 37497), (1131, 34480), (1160, 33618), (1293, 30160), (1392, 28015), (1508, 25860), (1560, 24998), (1724, 22620), (1740, 22412), (1885, 20688), (2155, 18096), (2262, 17240), (2320, 16809), (2586, 15080), (3016, 12930), (3120, 12499), (3448, 11310), (3480, 11206), (3770, 10344), (4310, 9048), (4524, 8620), (5172, 7540), (5603, 6960), (5655, 6896), (6032, 6465)]