20145970260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{121259}}^1$

素因数の和:121358

約数の個数: 144

約数和(自身を含む): 66737623680

約数和(自身を除く): 46591653420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 780, 852, 923, 1065, 1170, 1278, 1420, 1846, 2130, 2340, 2556, 2769, 3195, 3692, 4260, 4615, 5538, 6390, 8307, 9230, 11076, 12780, 13845, 16614, 18460, 27690, 33228, 41535, 55380, 83070, 121259, 166140, 242518, 363777, 485036, 606295, 727554, 1091331, 1212590, 1455108, 1576367, 1818885, 2182662, 2425180, 3152734, 3637770, 4365324, 4729101, 5456655, 6305468, 7275540, 7881835, 8609389, 9458202, 10913310, 14187303, 15763670, 17218778, 18916404, 21826620, 23645505, 25828167, 28374606, 31527340, 34437556, 43046945, 47291010, 51656334, 56749212, 70936515, 77484501, 86093890, 94582020, 103312668, 111922057, 129140835, 141873030, 154969002, 172187780, 223844114, 258281670, 283746060, 309938004, 335766171, 387422505, 447688228, 516563340, 559610285, 671532342, 774845010, 1007298513, 1119220570, 1343064684, 1549690020, 1678830855, 2014597026, 2238441140, 3357661710, 4029194052, 5036492565, 6715323420, 10072985130, 20145970260]

約数ペア:

[(1, 20145970260), (2, 10072985130), (3, 6715323420), (4, 5036492565), (5, 4029194052), (6, 3357661710), (9, 2238441140), (10, 2014597026), (12, 1678830855), (13, 1549690020), (15, 1343064684), (18, 1119220570), (20, 1007298513), (26, 774845010), (30, 671532342), (36, 559610285), (39, 516563340), (45, 447688228), (52, 387422505), (60, 335766171), (65, 309938004), (71, 283746060), (78, 258281670), (90, 223844114), (117, 172187780), (130, 154969002), (142, 141873030), (156, 129140835), (180, 111922057), (195, 103312668), (213, 94582020), (234, 86093890), (260, 77484501), (284, 70936515), (355, 56749212), (390, 51656334), (426, 47291010), (468, 43046945), (585, 34437556), (639, 31527340), (710, 28374606), (780, 25828167), (852, 23645505), (923, 21826620), (1065, 18916404), (1170, 17218778), (1278, 15763670), (1420, 14187303), (1846, 10913310), (2130, 9458202), (2340, 8609389), (2556, 7881835), (2769, 7275540), (3195, 6305468), (3692, 5456655), (4260, 4729101), (4615, 4365324), (5538, 3637770), (6390, 3152734), (8307, 2425180), (9230, 2182662), (11076, 1818885), (12780, 1576367), (13845, 1455108), (16614, 1212590), (18460, 1091331), (27690, 727554), (33228, 606295), (41535, 485036), (55380, 363777), (83070, 242518), (121259, 166140)]