128861460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7867}}^1$

素因数の和:7902

約数の個数: 144

約数和(自身を含む): 481143936

約数和(自身を除く): 352282476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 7867, 8190, 15734, 16380, 23601, 31468, 39335, 47202, 55069, 70803, 78670, 94404, 102271, 110138, 118005, 141606, 157340, 165207, 204542, 220276, 236010, 275345, 283212, 306813, 330414, 354015, 409084, 472020, 495621, 511355, 550690, 613626, 660828, 708030, 715897, 826035, 920439, 991242, 1022710, 1101380, 1227252, 1416060, 1431794, 1534065, 1652070, 1840878, 1982484, 2045420, 2147691, 2478105, 2863588, 3068130, 3304140, 3579485, 3681756, 4295382, 4602195, 4956210, 6136260, 6443073, 7158970, 8590764, 9204390, 9912420, 10738455, 12886146, 14317940, 18408780, 21476910, 25772292, 32215365, 42953820, 64430730, 128861460]

約数ペア:

[(1, 128861460), (2, 64430730), (3, 42953820), (4, 32215365), (5, 25772292), (6, 21476910), (7, 18408780), (9, 14317940), (10, 12886146), (12, 10738455), (13, 9912420), (14, 9204390), (15, 8590764), (18, 7158970), (20, 6443073), (21, 6136260), (26, 4956210), (28, 4602195), (30, 4295382), (35, 3681756), (36, 3579485), (39, 3304140), (42, 3068130), (45, 2863588), (52, 2478105), (60, 2147691), (63, 2045420), (65, 1982484), (70, 1840878), (78, 1652070), (84, 1534065), (90, 1431794), (91, 1416060), (105, 1227252), (117, 1101380), (126, 1022710), (130, 991242), (140, 920439), (156, 826035), (180, 715897), (182, 708030), (195, 660828), (210, 613626), (234, 550690), (252, 511355), (260, 495621), (273, 472020), (315, 409084), (364, 354015), (390, 330414), (420, 306813), (455, 283212), (468, 275345), (546, 236010), (585, 220276), (630, 204542), (780, 165207), (819, 157340), (910, 141606), (1092, 118005), (1170, 110138), (1260, 102271), (1365, 94404), (1638, 78670), (1820, 70803), (2340, 55069), (2730, 47202), (3276, 39335), (4095, 31468), (5460, 23601), (7867, 16380), (8190, 15734)]