231281856

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 168

約数和(自身を含む): 726149424

約数和(自身を除く): 494867568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 67, 72, 78, 96, 104, 117, 134, 144, 156, 192, 201, 208, 234, 268, 288, 312, 402, 416, 461, 468, 536, 576, 603, 624, 804, 832, 871, 922, 936, 1072, 1206, 1248, 1383, 1608, 1742, 1844, 1872, 2144, 2412, 2496, 2613, 2766, 3216, 3484, 3688, 3744, 4149, 4288, 4824, 5226, 5532, 5993, 6432, 6968, 7376, 7488, 7839, 8298, 9648, 10452, 11064, 11986, 12864, 13936, 14752, 15678, 16596, 17979, 19296, 20904, 22128, 23972, 27872, 29504, 30887, 31356, 33192, 35958, 38592, 41808, 44256, 47944, 53937, 55744, 61774, 62712, 66384, 71916, 83616, 88512, 92661, 95888, 107874, 123548, 125424, 132768, 143832, 167232, 185322, 191776, 215748, 247096, 250848, 265536, 277983, 287664, 370644, 383552, 401531, 431496, 494192, 501696, 555966, 575328, 741288, 803062, 862992, 988384, 1111932, 1150656, 1204593, 1482576, 1606124, 1725984, 1976768, 2223864, 2409186, 2965152, 3212248, 3451968, 3613779, 4447728, 4818372, 5930304, 6424496, 7227558, 8895456, 9636744, 12848992, 14455116, 17790912, 19273488, 25697984, 28910232, 38546976, 57820464, 77093952, 115640928, 231281856]

約数ペア:

[(1, 231281856), (2, 115640928), (3, 77093952), (4, 57820464), (6, 38546976), (8, 28910232), (9, 25697984), (12, 19273488), (13, 17790912), (16, 14455116), (18, 12848992), (24, 9636744), (26, 8895456), (32, 7227558), (36, 6424496), (39, 5930304), (48, 4818372), (52, 4447728), (64, 3613779), (67, 3451968), (72, 3212248), (78, 2965152), (96, 2409186), (104, 2223864), (117, 1976768), (134, 1725984), (144, 1606124), (156, 1482576), (192, 1204593), (201, 1150656), (208, 1111932), (234, 988384), (268, 862992), (288, 803062), (312, 741288), (402, 575328), (416, 555966), (461, 501696), (468, 494192), (536, 431496), (576, 401531), (603, 383552), (624, 370644), (804, 287664), (832, 277983), (871, 265536), (922, 250848), (936, 247096), (1072, 215748), (1206, 191776), (1248, 185322), (1383, 167232), (1608, 143832), (1742, 132768), (1844, 125424), (1872, 123548), (2144, 107874), (2412, 95888), (2496, 92661), (2613, 88512), (2766, 83616), (3216, 71916), (3484, 66384), (3688, 62712), (3744, 61774), (4149, 55744), (4288, 53937), (4824, 47944), (5226, 44256), (5532, 41808), (5993, 38592), (6432, 35958), (6968, 33192), (7376, 31356), (7488, 30887), (7839, 29504), (8298, 27872), (9648, 23972), (10452, 22128), (11064, 20904), (11986, 19296), (12864, 17979), (13936, 16596), (14752, 15678)]