420759680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1013}}^1$

素因数の和:1102

約数の個数: 128

約数和(自身を含む): 1117022400

約数和(自身を除く): 696262720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 160, 176, 220, 236, 295, 320, 352, 440, 472, 590, 640, 649, 704, 880, 944, 1013, 1180, 1298, 1408, 1760, 1888, 2026, 2360, 2596, 3245, 3520, 3776, 4052, 4720, 5065, 5192, 6490, 7040, 7552, 8104, 9440, 10130, 10384, 11143, 12980, 16208, 18880, 20260, 20768, 22286, 25960, 32416, 37760, 40520, 41536, 44572, 51920, 55715, 59767, 64832, 81040, 83072, 89144, 103840, 111430, 119534, 129664, 162080, 178288, 207680, 222860, 239068, 298835, 324160, 356576, 415360, 445720, 478136, 597670, 648320, 657437, 713152, 891440, 956272, 1195340, 1314874, 1426304, 1782880, 1912544, 2390680, 2629748, 3287185, 3565760, 3825088, 4781360, 5259496, 6574370, 7131520, 7650176, 9562720, 10518992, 13148740, 19125440, 21037984, 26297480, 38250880, 42075968, 52594960, 84151936, 105189920, 210379840, 420759680]

約数ペア:

[(1, 420759680), (2, 210379840), (4, 105189920), (5, 84151936), (8, 52594960), (10, 42075968), (11, 38250880), (16, 26297480), (20, 21037984), (22, 19125440), (32, 13148740), (40, 10518992), (44, 9562720), (55, 7650176), (59, 7131520), (64, 6574370), (80, 5259496), (88, 4781360), (110, 3825088), (118, 3565760), (128, 3287185), (160, 2629748), (176, 2390680), (220, 1912544), (236, 1782880), (295, 1426304), (320, 1314874), (352, 1195340), (440, 956272), (472, 891440), (590, 713152), (640, 657437), (649, 648320), (704, 597670), (880, 478136), (944, 445720), (1013, 415360), (1180, 356576), (1298, 324160), (1408, 298835), (1760, 239068), (1888, 222860), (2026, 207680), (2360, 178288), (2596, 162080), (3245, 129664), (3520, 119534), (3776, 111430), (4052, 103840), (4720, 89144), (5065, 83072), (5192, 81040), (6490, 64832), (7040, 59767), (7552, 55715), (8104, 51920), (9440, 44572), (10130, 41536), (10384, 40520), (11143, 37760), (12980, 32416), (16208, 25960), (18880, 22286), (20260, 20768)]