289905984

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 168

約数和(自身を含む): 881237760

約数和(自身を除く): 591331776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 79, 92, 96, 138, 144, 158, 184, 192, 207, 237, 276, 277, 288, 316, 368, 414, 474, 552, 554, 576, 632, 711, 736, 828, 831, 948, 1104, 1108, 1264, 1422, 1472, 1656, 1662, 1817, 1896, 2208, 2216, 2493, 2528, 2844, 3312, 3324, 3634, 3792, 4416, 4432, 4986, 5056, 5451, 5688, 6371, 6624, 6648, 7268, 7584, 8864, 9972, 10902, 11376, 12742, 13248, 13296, 14536, 15168, 16353, 17728, 19113, 19944, 21804, 21883, 22752, 25484, 26592, 29072, 32706, 38226, 39888, 43608, 43766, 45504, 50968, 53184, 57339, 58144, 65412, 65649, 76452, 79776, 87216, 87532, 101936, 114678, 116288, 130824, 131298, 152904, 159552, 174432, 175064, 196947, 203872, 229356, 261648, 262596, 305808, 348864, 350128, 393894, 407744, 458712, 503309, 523296, 525192, 611616, 700256, 787788, 917424, 1006618, 1046592, 1050384, 1223232, 1400512, 1509927, 1575576, 1834848, 2013236, 2100768, 3019854, 3151152, 3669696, 4026472, 4201536, 4529781, 6039708, 6302304, 8052944, 9059562, 12079416, 12604608, 16105888, 18119124, 24158832, 32211776, 36238248, 48317664, 72476496, 96635328, 144952992, 289905984]

約数ペア:

[(1, 289905984), (2, 144952992), (3, 96635328), (4, 72476496), (6, 48317664), (8, 36238248), (9, 32211776), (12, 24158832), (16, 18119124), (18, 16105888), (23, 12604608), (24, 12079416), (32, 9059562), (36, 8052944), (46, 6302304), (48, 6039708), (64, 4529781), (69, 4201536), (72, 4026472), (79, 3669696), (92, 3151152), (96, 3019854), (138, 2100768), (144, 2013236), (158, 1834848), (184, 1575576), (192, 1509927), (207, 1400512), (237, 1223232), (276, 1050384), (277, 1046592), (288, 1006618), (316, 917424), (368, 787788), (414, 700256), (474, 611616), (552, 525192), (554, 523296), (576, 503309), (632, 458712), (711, 407744), (736, 393894), (828, 350128), (831, 348864), (948, 305808), (1104, 262596), (1108, 261648), (1264, 229356), (1422, 203872), (1472, 196947), (1656, 175064), (1662, 174432), (1817, 159552), (1896, 152904), (2208, 131298), (2216, 130824), (2493, 116288), (2528, 114678), (2844, 101936), (3312, 87532), (3324, 87216), (3634, 79776), (3792, 76452), (4416, 65649), (4432, 65412), (4986, 58144), (5056, 57339), (5451, 53184), (5688, 50968), (6371, 45504), (6624, 43766), (6648, 43608), (7268, 39888), (7584, 38226), (8864, 32706), (9972, 29072), (10902, 26592), (11376, 25484), (12742, 22752), (13248, 21883), (13296, 21804), (14536, 19944), (15168, 19113), (16353, 17728)]