638038016

素因数分解:

$2^{12}\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:83

約数の個数: 234

約数和(自身を含む): 1720011708

約数和(自身を除く): 1081973692

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 49, 56, 64, 68, 77, 88, 98, 112, 119, 128, 136, 154, 176, 187, 196, 224, 238, 256, 272, 289, 308, 352, 374, 392, 448, 476, 512, 539, 544, 578, 616, 704, 748, 784, 833, 896, 952, 1024, 1078, 1088, 1156, 1232, 1309, 1408, 1496, 1568, 1666, 1792, 1904, 2023, 2048, 2156, 2176, 2312, 2464, 2618, 2816, 2992, 3136, 3179, 3332, 3584, 3808, 4046, 4096, 4312, 4352, 4624, 4928, 5236, 5632, 5984, 6272, 6358, 6664, 7168, 7616, 8092, 8624, 8704, 9163, 9248, 9856, 10472, 11264, 11968, 12544, 12716, 13328, 14161, 14336, 15232, 16184, 17248, 17408, 18326, 18496, 19712, 20944, 22253, 22528, 23936, 25088, 25432, 26656, 28322, 28672, 30464, 32368, 34496, 34816, 36652, 36992, 39424, 41888, 44506, 45056, 47872, 50176, 50864, 53312, 56644, 60928, 64736, 68992, 69632, 73304, 73984, 78848, 83776, 89012, 95744, 100352, 101728, 106624, 113288, 121856, 129472, 137984, 146608, 147968, 155771, 157696, 167552, 178024, 191488, 200704, 203456, 213248, 226576, 243712, 258944, 275968, 293216, 295936, 311542, 315392, 335104, 356048, 382976, 406912, 426496, 453152, 487424, 517888, 551936, 586432, 591872, 623084, 670208, 712096, 765952, 813824, 852992, 906304, 1035776, 1103872, 1172864, 1183744, 1246168, 1340416, 1424192, 1627648, 1705984, 1812608, 2071552, 2207744, 2345728, 2492336, 2680832, 2848384, 3255296, 3411968, 3625216, 4143104, 4691456, 4984672, 5361664, 5696768, 6510592, 7250432, 8286208, 9382912, 9969344, 11393536, 13021184, 14500864, 18765824, 19938688, 22787072, 29001728, 37531648, 39877376, 45574144, 58003456, 79754752, 91148288, 159509504, 319019008, 638038016]

約数ペア:

[(1, 638038016), (2, 319019008), (4, 159509504), (7, 91148288), (8, 79754752), (11, 58003456), (14, 45574144), (16, 39877376), (17, 37531648), (22, 29001728), (28, 22787072), (32, 19938688), (34, 18765824), (44, 14500864), (49, 13021184), (56, 11393536), (64, 9969344), (68, 9382912), (77, 8286208), (88, 7250432), (98, 6510592), (112, 5696768), (119, 5361664), (128, 4984672), (136, 4691456), (154, 4143104), (176, 3625216), (187, 3411968), (196, 3255296), (224, 2848384), (238, 2680832), (256, 2492336), (272, 2345728), (289, 2207744), (308, 2071552), (352, 1812608), (374, 1705984), (392, 1627648), (448, 1424192), (476, 1340416), (512, 1246168), (539, 1183744), (544, 1172864), (578, 1103872), (616, 1035776), (704, 906304), (748, 852992), (784, 813824), (833, 765952), (896, 712096), (952, 670208), (1024, 623084), (1078, 591872), (1088, 586432), (1156, 551936), (1232, 517888), (1309, 487424), (1408, 453152), (1496, 426496), (1568, 406912), (1666, 382976), (1792, 356048), (1904, 335104), (2023, 315392), (2048, 311542), (2156, 295936), (2176, 293216), (2312, 275968), (2464, 258944), (2618, 243712), (2816, 226576), (2992, 213248), (3136, 203456), (3179, 200704), (3332, 191488), (3584, 178024), (3808, 167552), (4046, 157696), (4096, 155771), (4312, 147968), (4352, 146608), (4624, 137984), (4928, 129472), (5236, 121856), (5632, 113288), (5984, 106624), (6272, 101728), (6358, 100352), (6664, 95744), (7168, 89012), (7616, 83776), (8092, 78848), (8624, 73984), (8704, 73304), (9163, 69632), (9248, 68992), (9856, 64736), (10472, 60928), (11264, 56644), (11968, 53312), (12544, 50864), (12716, 50176), (13328, 47872), (14161, 45056), (14336, 44506), (15232, 41888), (16184, 39424), (17248, 36992), (17408, 36652), (18326, 34816), (18496, 34496), (19712, 32368), (20944, 30464), (22253, 28672), (22528, 28322), (23936, 26656), (25088, 25432)]