661945728

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3336

約数の個数: 128

約数和(自身を含む): 1922365440

約数和(自身を除く): 1260419712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 128, 136, 186, 192, 204, 248, 272, 372, 384, 408, 496, 527, 544, 744, 816, 992, 1054, 1088, 1488, 1581, 1632, 1984, 2108, 2176, 2976, 3162, 3264, 3271, 3968, 4216, 5952, 6324, 6528, 6542, 8432, 9813, 11904, 12648, 13084, 16864, 19626, 25296, 26168, 33728, 39252, 50592, 52336, 55607, 67456, 78504, 101184, 101401, 104672, 111214, 157008, 166821, 202368, 202802, 209344, 222428, 304203, 314016, 333642, 405604, 418688, 444856, 608406, 628032, 667284, 811208, 889712, 1216812, 1256064, 1334568, 1622416, 1723817, 1779424, 2433624, 2669136, 3244832, 3447634, 3558848, 4867248, 5171451, 5338272, 6489664, 6895268, 7117696, 9734496, 10342902, 10676544, 12979328, 13790536, 19468992, 20685804, 21353088, 27581072, 38937984, 41371608, 55162144, 82743216, 110324288, 165486432, 220648576, 330972864, 661945728]

約数ペア:

[(1, 661945728), (2, 330972864), (3, 220648576), (4, 165486432), (6, 110324288), (8, 82743216), (12, 55162144), (16, 41371608), (17, 38937984), (24, 27581072), (31, 21353088), (32, 20685804), (34, 19468992), (48, 13790536), (51, 12979328), (62, 10676544), (64, 10342902), (68, 9734496), (93, 7117696), (96, 6895268), (102, 6489664), (124, 5338272), (128, 5171451), (136, 4867248), (186, 3558848), (192, 3447634), (204, 3244832), (248, 2669136), (272, 2433624), (372, 1779424), (384, 1723817), (408, 1622416), (496, 1334568), (527, 1256064), (544, 1216812), (744, 889712), (816, 811208), (992, 667284), (1054, 628032), (1088, 608406), (1488, 444856), (1581, 418688), (1632, 405604), (1984, 333642), (2108, 314016), (2176, 304203), (2976, 222428), (3162, 209344), (3264, 202802), (3271, 202368), (3968, 166821), (4216, 157008), (5952, 111214), (6324, 104672), (6528, 101401), (6542, 101184), (8432, 78504), (9813, 67456), (11904, 55607), (12648, 52336), (13084, 50592), (16864, 39252), (19626, 33728), (25296, 26168)]