258857984

素因数分解:

$2^{10}\times 7^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 176

約数和(自身を含む): 668140800

約数和(自身を除く): 409282816

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 67, 77, 88, 98, 112, 128, 134, 154, 176, 196, 224, 256, 268, 308, 343, 352, 392, 448, 469, 512, 536, 539, 616, 686, 704, 737, 784, 896, 938, 1024, 1072, 1078, 1232, 1372, 1408, 1474, 1568, 1792, 1876, 2144, 2156, 2464, 2744, 2816, 2948, 3136, 3283, 3584, 3752, 3773, 4288, 4312, 4928, 5159, 5488, 5632, 5896, 6272, 6566, 7168, 7504, 7546, 8576, 8624, 9856, 10318, 10976, 11264, 11792, 12544, 13132, 15008, 15092, 17152, 17248, 19712, 20636, 21952, 22981, 23584, 25088, 26264, 30016, 30184, 34304, 34496, 36113, 39424, 41272, 43904, 45962, 47168, 50176, 52528, 60032, 60368, 68608, 68992, 72226, 78848, 82544, 87808, 91924, 94336, 105056, 120064, 120736, 137984, 144452, 165088, 175616, 183848, 188672, 210112, 240128, 241472, 252791, 275968, 288904, 330176, 351232, 367696, 377344, 420224, 480256, 482944, 505582, 551936, 577808, 660352, 735392, 754688, 840448, 965888, 1011164, 1155616, 1320704, 1470784, 1680896, 1931776, 2022328, 2311232, 2641408, 2941568, 3361792, 3863552, 4044656, 4622464, 5282816, 5883136, 8089312, 9244928, 11766272, 16178624, 18489856, 23532544, 32357248, 36979712, 64714496, 129428992, 258857984]

約数ペア:

[(1, 258857984), (2, 129428992), (4, 64714496), (7, 36979712), (8, 32357248), (11, 23532544), (14, 18489856), (16, 16178624), (22, 11766272), (28, 9244928), (32, 8089312), (44, 5883136), (49, 5282816), (56, 4622464), (64, 4044656), (67, 3863552), (77, 3361792), (88, 2941568), (98, 2641408), (112, 2311232), (128, 2022328), (134, 1931776), (154, 1680896), (176, 1470784), (196, 1320704), (224, 1155616), (256, 1011164), (268, 965888), (308, 840448), (343, 754688), (352, 735392), (392, 660352), (448, 577808), (469, 551936), (512, 505582), (536, 482944), (539, 480256), (616, 420224), (686, 377344), (704, 367696), (737, 351232), (784, 330176), (896, 288904), (938, 275968), (1024, 252791), (1072, 241472), (1078, 240128), (1232, 210112), (1372, 188672), (1408, 183848), (1474, 175616), (1568, 165088), (1792, 144452), (1876, 137984), (2144, 120736), (2156, 120064), (2464, 105056), (2744, 94336), (2816, 91924), (2948, 87808), (3136, 82544), (3283, 78848), (3584, 72226), (3752, 68992), (3773, 68608), (4288, 60368), (4312, 60032), (4928, 52528), (5159, 50176), (5488, 47168), (5632, 45962), (5896, 43904), (6272, 41272), (6566, 39424), (7168, 36113), (7504, 34496), (7546, 34304), (8576, 30184), (8624, 30016), (9856, 26264), (10318, 25088), (10976, 23584), (11264, 22981), (11792, 21952), (12544, 20636), (13132, 19712), (15008, 17248), (15092, 17152)]