89966340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:770

約数の個数: 144

約数和(自身を含む): 294368256

約数和(自身を除く): 204401916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 701, 713, 828, 930, 1035, 1116, 1380, 1395, 1402, 1426, 1860, 2070, 2103, 2139, 2790, 2804, 2852, 3505, 3565, 4140, 4206, 4278, 5580, 6309, 6417, 7010, 7130, 8412, 8556, 10515, 10695, 12618, 12834, 14020, 14260, 16123, 21030, 21390, 21731, 25236, 25668, 31545, 32085, 32246, 42060, 42780, 43462, 48369, 63090, 64170, 64492, 65193, 80615, 86924, 96738, 108655, 126180, 128340, 130386, 145107, 161230, 193476, 195579, 217310, 241845, 260772, 290214, 322460, 325965, 391158, 434620, 483690, 499813, 580428, 651930, 725535, 782316, 967380, 977895, 999626, 1303860, 1451070, 1499439, 1955790, 1999252, 2499065, 2902140, 2998878, 3911580, 4498317, 4998130, 5997756, 7497195, 8996634, 9996260, 14994390, 17993268, 22491585, 29988780, 44983170, 89966340]

約数ペア:

[(1, 89966340), (2, 44983170), (3, 29988780), (4, 22491585), (5, 17993268), (6, 14994390), (9, 9996260), (10, 8996634), (12, 7497195), (15, 5997756), (18, 4998130), (20, 4498317), (23, 3911580), (30, 2998878), (31, 2902140), (36, 2499065), (45, 1999252), (46, 1955790), (60, 1499439), (62, 1451070), (69, 1303860), (90, 999626), (92, 977895), (93, 967380), (115, 782316), (124, 725535), (138, 651930), (155, 580428), (180, 499813), (186, 483690), (207, 434620), (230, 391158), (276, 325965), (279, 322460), (310, 290214), (345, 260772), (372, 241845), (414, 217310), (460, 195579), (465, 193476), (558, 161230), (620, 145107), (690, 130386), (701, 128340), (713, 126180), (828, 108655), (930, 96738), (1035, 86924), (1116, 80615), (1380, 65193), (1395, 64492), (1402, 64170), (1426, 63090), (1860, 48369), (2070, 43462), (2103, 42780), (2139, 42060), (2790, 32246), (2804, 32085), (2852, 31545), (3505, 25668), (3565, 25236), (4140, 21731), (4206, 21390), (4278, 21030), (5580, 16123), (6309, 14260), (6417, 14020), (7010, 12834), (7130, 12618), (8412, 10695), (8556, 10515)]