278073471472

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1\times {\mathrm{4447}}^1$

素因数の和:5174

約数の個数: 80

約数和(自身を含む): 555964416000

約数和(自身を除く): 277890944528

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 199, 328, 398, 479, 656, 796, 958, 1592, 1916, 3184, 3832, 4447, 7664, 8159, 8894, 16318, 17788, 19639, 32636, 35576, 39278, 65272, 71152, 78556, 95321, 130544, 157112, 182327, 190642, 314224, 364654, 381284, 729308, 762568, 884953, 1458616, 1525136, 1769906, 2130113, 2917232, 3539812, 3908161, 4260226, 7079624, 7816322, 8520452, 14159248, 15632644, 17040904, 31265288, 34081808, 36283073, 62530576, 72566146, 87334633, 145132292, 174669266, 290264584, 349338532, 423892487, 580529168, 698677064, 847784974, 1397354128, 1695569948, 3391139896, 6782279792, 17379591967, 34759183934, 69518367868, 139036735736, 278073471472]

約数ペア:

[(1, 278073471472), (2, 139036735736), (4, 69518367868), (8, 34759183934), (16, 17379591967), (41, 6782279792), (82, 3391139896), (164, 1695569948), (199, 1397354128), (328, 847784974), (398, 698677064), (479, 580529168), (656, 423892487), (796, 349338532), (958, 290264584), (1592, 174669266), (1916, 145132292), (3184, 87334633), (3832, 72566146), (4447, 62530576), (7664, 36283073), (8159, 34081808), (8894, 31265288), (16318, 17040904), (17788, 15632644), (19639, 14159248), (32636, 8520452), (35576, 7816322), (39278, 7079624), (65272, 4260226), (71152, 3908161), (78556, 3539812), (95321, 2917232), (130544, 2130113), (157112, 1769906), (182327, 1525136), (190642, 1458616), (314224, 884953), (364654, 762568), (381284, 729308)]