81287208

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 230630400

約数和(自身を除く): 149343192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 79, 93, 124, 158, 186, 237, 248, 279, 316, 372, 461, 474, 558, 632, 711, 744, 922, 948, 1116, 1383, 1422, 1844, 1896, 2232, 2449, 2766, 2844, 3688, 4149, 4898, 5532, 5688, 7347, 8298, 9796, 11064, 14291, 14694, 16596, 19592, 22041, 28582, 29388, 33192, 36419, 42873, 44082, 57164, 58776, 72838, 85746, 88164, 109257, 114328, 128619, 145676, 171492, 176328, 218514, 257238, 291352, 327771, 342984, 437028, 514476, 655542, 874056, 1028952, 1128989, 1311084, 2257978, 2622168, 3386967, 4515956, 6773934, 9031912, 10160901, 13547868, 20321802, 27095736, 40643604, 81287208]

約数ペア:

[(1, 81287208), (2, 40643604), (3, 27095736), (4, 20321802), (6, 13547868), (8, 10160901), (9, 9031912), (12, 6773934), (18, 4515956), (24, 3386967), (31, 2622168), (36, 2257978), (62, 1311084), (72, 1128989), (79, 1028952), (93, 874056), (124, 655542), (158, 514476), (186, 437028), (237, 342984), (248, 327771), (279, 291352), (316, 257238), (372, 218514), (461, 176328), (474, 171492), (558, 145676), (632, 128619), (711, 114328), (744, 109257), (922, 88164), (948, 85746), (1116, 72838), (1383, 58776), (1422, 57164), (1844, 44082), (1896, 42873), (2232, 36419), (2449, 33192), (2766, 29388), (2844, 28582), (3688, 22041), (4149, 19592), (4898, 16596), (5532, 14694), (5688, 14291), (7347, 11064), (8298, 9796)]