261634776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 731989440

約数和(自身を除く): 470354664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 113, 123, 156, 164, 181, 226, 246, 312, 328, 339, 362, 452, 492, 533, 543, 678, 724, 904, 984, 1066, 1086, 1356, 1448, 1469, 1599, 2132, 2172, 2353, 2712, 2938, 3198, 4264, 4344, 4407, 4633, 4706, 5876, 6396, 7059, 7421, 8814, 9266, 9412, 11752, 12792, 13899, 14118, 14842, 17628, 18532, 18824, 20453, 22263, 27798, 28236, 29684, 35256, 37064, 40906, 44526, 55596, 56472, 59368, 60229, 61359, 81812, 89052, 96473, 111192, 120458, 122718, 163624, 178104, 180687, 192946, 240916, 245436, 265889, 289419, 361374, 385892, 481832, 490872, 531778, 578838, 722748, 771784, 797667, 838573, 1063556, 1157676, 1445496, 1595334, 1677146, 2127112, 2315352, 2515719, 3190668, 3354292, 5031438, 6381336, 6708584, 10062876, 10901449, 20125752, 21802898, 32704347, 43605796, 65408694, 87211592, 130817388, 261634776]

約数ペア:

[(1, 261634776), (2, 130817388), (3, 87211592), (4, 65408694), (6, 43605796), (8, 32704347), (12, 21802898), (13, 20125752), (24, 10901449), (26, 10062876), (39, 6708584), (41, 6381336), (52, 5031438), (78, 3354292), (82, 3190668), (104, 2515719), (113, 2315352), (123, 2127112), (156, 1677146), (164, 1595334), (181, 1445496), (226, 1157676), (246, 1063556), (312, 838573), (328, 797667), (339, 771784), (362, 722748), (452, 578838), (492, 531778), (533, 490872), (543, 481832), (678, 385892), (724, 361374), (904, 289419), (984, 265889), (1066, 245436), (1086, 240916), (1356, 192946), (1448, 180687), (1469, 178104), (1599, 163624), (2132, 122718), (2172, 120458), (2353, 111192), (2712, 96473), (2938, 89052), (3198, 81812), (4264, 61359), (4344, 60229), (4407, 59368), (4633, 56472), (4706, 55596), (5876, 44526), (6396, 40906), (7059, 37064), (7421, 35256), (8814, 29684), (9266, 28236), (9412, 27798), (11752, 22263), (12792, 20453), (13899, 18824), (14118, 18532), (14842, 17628)]