399221472

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:681

約数の個数: 192

約数和(自身を含む): 1235533824

約数和(自身を除く): 836312352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 68, 78, 93, 96, 102, 104, 124, 136, 156, 186, 204, 208, 221, 248, 272, 312, 372, 403, 408, 416, 442, 496, 527, 544, 607, 624, 663, 744, 806, 816, 884, 992, 1054, 1209, 1214, 1248, 1326, 1488, 1581, 1612, 1632, 1768, 1821, 2108, 2418, 2428, 2652, 2976, 3162, 3224, 3536, 3642, 4216, 4836, 4856, 5304, 6324, 6448, 6851, 7072, 7284, 7891, 8432, 9672, 9712, 10319, 10608, 12648, 12896, 13702, 14568, 15782, 16864, 18817, 19344, 19424, 20553, 20638, 21216, 23673, 25296, 27404, 29136, 30957, 31564, 37634, 38688, 41106, 41276, 47346, 50592, 54808, 56451, 58272, 61914, 63128, 75268, 82212, 82552, 94692, 109616, 112902, 123828, 126256, 134147, 150536, 164424, 165104, 189384, 219232, 225804, 244621, 247656, 252512, 268294, 301072, 319889, 328848, 330208, 378768, 402441, 451608, 489242, 495312, 536588, 602144, 639778, 657696, 733863, 757536, 804882, 903216, 959667, 978484, 990624, 1073176, 1279556, 1467726, 1609764, 1806432, 1919334, 1956968, 2146352, 2559112, 2935452, 3219528, 3838668, 3913936, 4158557, 4292704, 5118224, 5870904, 6439056, 7677336, 7827872, 8317114, 10236448, 11741808, 12475671, 12878112, 15354672, 16634228, 23483616, 24951342, 30709344, 33268456, 49902684, 66536912, 99805368, 133073824, 199610736, 399221472]

約数ペア:

[(1, 399221472), (2, 199610736), (3, 133073824), (4, 99805368), (6, 66536912), (8, 49902684), (12, 33268456), (13, 30709344), (16, 24951342), (17, 23483616), (24, 16634228), (26, 15354672), (31, 12878112), (32, 12475671), (34, 11741808), (39, 10236448), (48, 8317114), (51, 7827872), (52, 7677336), (62, 6439056), (68, 5870904), (78, 5118224), (93, 4292704), (96, 4158557), (102, 3913936), (104, 3838668), (124, 3219528), (136, 2935452), (156, 2559112), (186, 2146352), (204, 1956968), (208, 1919334), (221, 1806432), (248, 1609764), (272, 1467726), (312, 1279556), (372, 1073176), (403, 990624), (408, 978484), (416, 959667), (442, 903216), (496, 804882), (527, 757536), (544, 733863), (607, 657696), (624, 639778), (663, 602144), (744, 536588), (806, 495312), (816, 489242), (884, 451608), (992, 402441), (1054, 378768), (1209, 330208), (1214, 328848), (1248, 319889), (1326, 301072), (1488, 268294), (1581, 252512), (1612, 247656), (1632, 244621), (1768, 225804), (1821, 219232), (2108, 189384), (2418, 165104), (2428, 164424), (2652, 150536), (2976, 134147), (3162, 126256), (3224, 123828), (3536, 112902), (3642, 109616), (4216, 94692), (4836, 82552), (4856, 82212), (5304, 75268), (6324, 63128), (6448, 61914), (6851, 58272), (7072, 56451), (7284, 54808), (7891, 50592), (8432, 47346), (9672, 41276), (9712, 41106), (10319, 38688), (10608, 37634), (12648, 31564), (12896, 30957), (13702, 29136), (14568, 27404), (15782, 25296), (16864, 23673), (18817, 21216), (19344, 20638), (19424, 20553)]