40127880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:943

約数の個数: 128

約数和(自身を含む): 134265600

約数和(自身を除く): 94137720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 887, 1131, 1160, 1508, 1560, 1740, 1774, 1885, 2262, 2661, 3016, 3480, 3548, 3770, 4435, 4524, 5322, 5655, 7096, 7540, 8870, 9048, 10644, 11310, 11531, 13305, 15080, 17740, 21288, 22620, 23062, 25723, 26610, 34593, 35480, 45240, 46124, 51446, 53220, 57655, 69186, 77169, 92248, 102892, 106440, 115310, 128615, 138372, 154338, 172965, 205784, 230620, 257230, 276744, 308676, 334399, 345930, 385845, 461240, 514460, 617352, 668798, 691860, 771690, 1003197, 1028920, 1337596, 1383720, 1543380, 1671995, 2006394, 2675192, 3086760, 3343990, 4012788, 5015985, 6687980, 8025576, 10031970, 13375960, 20063940, 40127880]

約数ペア:

[(1, 40127880), (2, 20063940), (3, 13375960), (4, 10031970), (5, 8025576), (6, 6687980), (8, 5015985), (10, 4012788), (12, 3343990), (13, 3086760), (15, 2675192), (20, 2006394), (24, 1671995), (26, 1543380), (29, 1383720), (30, 1337596), (39, 1028920), (40, 1003197), (52, 771690), (58, 691860), (60, 668798), (65, 617352), (78, 514460), (87, 461240), (104, 385845), (116, 345930), (120, 334399), (130, 308676), (145, 276744), (156, 257230), (174, 230620), (195, 205784), (232, 172965), (260, 154338), (290, 138372), (312, 128615), (348, 115310), (377, 106440), (390, 102892), (435, 92248), (520, 77169), (580, 69186), (696, 57655), (754, 53220), (780, 51446), (870, 46124), (887, 45240), (1131, 35480), (1160, 34593), (1508, 26610), (1560, 25723), (1740, 23062), (1774, 22620), (1885, 21288), (2262, 17740), (2661, 15080), (3016, 13305), (3480, 11531), (3548, 11310), (3770, 10644), (4435, 9048), (4524, 8870), (5322, 7540), (5655, 7096)]