640661740992

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:1010

約数の個数: 1008

約数和(自身を含む): 2430309510720

約数和(自身を除く): 1789647769728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 23, 24, 26, 28, 32, 36, 39, 42, 46, 48, 49, 52, 56, 63, 64, 69, 72, 78, 84, 89, 91, 92, 96, 98, 104, 112, 117, 126, 138, 144, 147, 156, 161, 168, 178, 182, 184, 192, 196, 207, 208, 224, 234, 252, 267, 273, 276, 288, 294, 299, 312, 322, 336, 356, 364, 368, 392, 414, 416, 441, 448, 468, 483, 504, 534, 546, 552, 576, 588, 598, 623, 624, 637, 644, 672, 712, 728, 736, 784, 801, 819, 828, 832, 853, 882, 897, 936, 966, 1008, 1068, 1092, 1104, 1127, 1157, 1176, 1196, 1246, 1248, 1274, 1288, 1344, 1424, 1449, 1456, 1472, 1568, 1602, 1638, 1656, 1706, 1764, 1794, 1869, 1872, 1911, 1932, 2016, 2047, 2093, 2136, 2184, 2208, 2254, 2314, 2352, 2392, 2492, 2496, 2548, 2559, 2576, 2691, 2848, 2898, 2912, 3136, 3204, 3276, 3312, 3381, 3412, 3471, 3528, 3588, 3738, 3744, 3822, 3864, 4032, 4094, 4186, 4272, 4361, 4368, 4416, 4508, 4628, 4704, 4784, 4984, 5096, 5118, 5152, 5382, 5607, 5696, 5733, 5796, 5824, 5971, 6141, 6279, 6408, 6552, 6624, 6762, 6824, 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約数ペア:

[(1, 640661740992), (2, 320330870496), (3, 213553913664), (4, 160165435248), (6, 106776956832), (7, 91523105856), (8, 80082717624), (9, 71184637888), (12, 53388478416), (13, 49281672384), (14, 45761552928), (16, 40041358812), (18, 35592318944), (21, 30507701952), (23, 27854858304), (24, 26694239208), (26, 24640836192), (28, 22880776464), (32, 20020679406), (36, 17796159472), (39, 16427224128), (42, 15253850976), (46, 13927429152), (48, 13347119604), (49, 13074729408), (52, 12320418096), (56, 11440388232), (63, 10169233984), (64, 10010339703), (69, 9284952768), (72, 8898079736), (78, 8213612064), (84, 7626925488), (89, 7198446528), (91, 7040238912), (92, 6963714576), (96, 6673559802), (98, 6537364704), (104, 6160209048), (112, 5720194116), (117, 5475741376), (126, 5084616992), (138, 4642476384), (144, 4449039868), (147, 4358243136), (156, 4106806032), (161, 3979265472), (168, 3813462744), (178, 3599223264), (182, 3520119456), (184, 3481857288), (192, 3336779901), (196, 3268682352), 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