1138963540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{79}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 2886186240

約数和(自身を除く): 1747222700

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 79, 110, 130, 142, 143, 158, 220, 260, 284, 286, 316, 355, 395, 572, 710, 715, 781, 790, 869, 923, 1027, 1420, 1430, 1562, 1580, 1738, 1846, 2054, 2860, 3124, 3476, 3692, 3905, 4108, 4345, 4615, 5041, 5135, 5609, 7810, 8690, 9230, 10082, 10153, 10270, 11218, 11297, 15620, 17380, 18460, 20164, 20306, 20540, 22436, 22594, 25205, 28045, 40612, 45188, 50410, 50765, 55451, 56090, 56485, 61699, 65533, 72917, 100820, 101530, 110902, 112180, 112970, 123398, 131066, 145834, 203060, 221804, 225940, 246796, 262132, 277255, 291668, 308495, 327665, 364585, 398239, 554510, 616990, 655330, 720863, 729170, 796478, 802087, 1109020, 1233980, 1310660, 1441726, 1458340, 1592956, 1604174, 1991195, 2883452, 3208348, 3604315, 3982390, 4010435, 4380629, 5177107, 7208630, 7964780, 8020870, 8761258, 10354214, 14417260, 16041740, 17522516, 20708428, 21903145, 25885535, 43806290, 51771070, 56948177, 87612580, 103542140, 113896354, 227792708, 284740885, 569481770, 1138963540]

約数ペア:

[(1, 1138963540), (2, 569481770), (4, 284740885), (5, 227792708), (10, 113896354), (11, 103542140), (13, 87612580), (20, 56948177), (22, 51771070), (26, 43806290), (44, 25885535), (52, 21903145), (55, 20708428), (65, 17522516), (71, 16041740), (79, 14417260), (110, 10354214), (130, 8761258), (142, 8020870), (143, 7964780), (158, 7208630), (220, 5177107), (260, 4380629), (284, 4010435), (286, 3982390), (316, 3604315), (355, 3208348), (395, 2883452), (572, 1991195), (710, 1604174), (715, 1592956), (781, 1458340), (790, 1441726), (869, 1310660), (923, 1233980), (1027, 1109020), (1420, 802087), (1430, 796478), (1562, 729170), (1580, 720863), (1738, 655330), (1846, 616990), (2054, 554510), (2860, 398239), (3124, 364585), (3476, 327665), (3692, 308495), (3905, 291668), (4108, 277255), (4345, 262132), (4615, 246796), (5041, 225940), (5135, 221804), (5609, 203060), (7810, 145834), (8690, 131066), (9230, 123398), (10082, 112970), (10153, 112180), (10270, 110902), (11218, 101530), (11297, 100820), (15620, 72917), (17380, 65533), (18460, 61699), (20164, 56485), (20306, 56090), (20540, 55451), (22436, 50765), (22594, 50410), (25205, 45188), (28045, 40612)]