1990243584

素因数分解:

$2^8\times 3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 486

約数和(自身を含む): 7207243134

約数和(自身を除く): 5216999550

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 49, 51, 56, 61, 63, 64, 68, 72, 84, 96, 98, 102, 112, 119, 122, 126, 128, 136, 144, 147, 153, 168, 183, 192, 196, 204, 224, 238, 244, 252, 256, 272, 288, 289, 294, 306, 336, 357, 366, 384, 392, 408, 427, 441, 448, 476, 488, 504, 544, 549, 576, 578, 588, 612, 672, 714, 732, 768, 784, 816, 833, 854, 867, 882, 896, 952, 976, 1008, 1037, 1071, 1088, 1098, 1152, 1156, 1176, 1224, 1281, 1344, 1428, 1464, 1568, 1632, 1666, 1708, 1734, 1764, 1792, 1904, 1952, 2016, 2023, 2074, 2142, 2176, 2196, 2304, 2312, 2352, 2448, 2499, 2562, 2601, 2688, 2856, 2928, 2989, 3111, 3136, 3264, 3332, 3416, 3468, 3528, 3808, 3843, 3904, 4032, 4046, 4148, 4284, 4352, 4392, 4624, 4704, 4896, 4998, 5124, 5202, 5376, 5712, 5856, 5978, 6069, 6222, 6272, 6528, 6664, 6832, 6936, 7056, 7259, 7497, 7616, 7686, 7808, 8064, 8092, 8296, 8568, 8784, 8967, 9248, 9333, 9408, 9792, 9996, 10248, 10404, 11424, 11712, 11956, 12138, 12444, 12544, 13056, 13328, 13664, 13872, 14112, 14161, 14518, 14994, 15232, 15372, 15616, 16128, 16184, 16592, 17136, 17568, 17629, 17934, 18207, 18496, 18666, 18816, 19584, 19992, 20496, 20808, 21777, 22848, 23424, 23912, 24276, 24888, 26656, 26901, 27328, 27744, 28224, 28322, 29036, 29988, 30464, 30744, 32368, 33184, 34272, 35136, 35258, 35868, 36414, 36992, 37332, 37632, 39168, 39984, 40992, 41616, 42483, 43554, 45696, 46848, 47824, 48552, 49776, 50813, 52887, 53312, 53802, 54656, 55488, 56448, 56644, 58072, 59976, 61488, 64736, 65331, 66368, 68544, 70272, 70516, 71736, 72828, 73984, 74664, 79968, 81984, 83232, 84966, 87108, 91392, 95648, 97104, 99552, 101626, 105774, 106624, 107604, 109312, 110976, 112896, 113288, 116144, 119952, 122976, 123403, 127449, 129472, 130662, 132736, 137088, 140544, 141032, 143472, 145656, 149328, 152439, 158661, 159936, 163968, 166464, 169932, 174216, 191296, 194208, 199104, 203252, 211548, 213248, 215208, 221952, 226576, 232288, 239904, 245952, 246806, 254898, 258944, 261324, 265472, 274176, 282064, 286944, 291312, 298656, 304878, 317322, 319872, 327936, 332928, 339864, 348432, 370209, 382592, 388416, 398208, 406504, 423096, 430416, 453152, 457317, 464576, 479808, 491904, 493612, 509796, 517888, 522648, 564128, 573888, 582624, 597312, 609756, 634644, 639744, 665856, 679728, 696864, 740418, 765184, 776832, 796416, 813008, 846192, 860832, 863821, 906304, 914634, 929152, 959616, 983808, 987224, 1019592, 1045296, 1110627, 1128256, 1147776, 1165248, 1194624, 1219512, 1269288, 1359456, 1393728, 1480836, 1553664, 1626016, 1692384, 1721664, 1727642, 1812608, 1829268, 1858304, 1919232, 1974448, 2039184, 2090592, 2221254, 2256512, 2295552, 2330496, 2389248, 2439024, 2538576, 2591463, 2718912, 2787456, 2961672, 3252032, 3384768, 3443328, 3455284, 3625216, 3658536, 3948896, 4078368, 4181184, 4442508, 4513024, 4660992, 4878048, 5077152, 5182926, 5437824, 5574912, 5923344, 6504064, 6769536, 6886656, 6910568, 7317072, 7774389, 7897792, 8156736, 8362368, 8885016, 9756096, 10154304, 10365852, 10875648, 11846688, 13008128, 13539072, 13821136, 14634144, 15548778, 15795584, 16313472, 16724736, 17770032, 19512192, 20308608, 20731704, 23693376, 27642272, 29268288, 31097556, 31591168, 32626944, 35540064, 39024384, 40617216, 41463408, 47386752, 55284544, 58536576, 62195112, 71080128, 82926816, 94773504, 110569088, 117073152, 124390224, 142160256, 165853632, 221138176, 248780448, 284320512, 331707264, 497560896, 663414528, 995121792, 1990243584]

約数ペア:

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