20949456528

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 960

約数和(自身を含む): 84234608640

約数和(自身を除く): 63285152112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 23, 24, 26, 28, 33, 36, 39, 42, 44, 46, 48, 52, 56, 63, 66, 69, 71, 72, 77, 78, 84, 88, 89, 91, 92, 99, 104, 112, 117, 126, 132, 138, 142, 143, 144, 154, 156, 161, 168, 176, 178, 182, 184, 198, 207, 208, 213, 231, 234, 252, 253, 264, 267, 273, 276, 284, 286, 299, 308, 312, 322, 336, 356, 364, 368, 396, 414, 426, 429, 462, 468, 483, 497, 504, 506, 528, 534, 546, 552, 568, 572, 598, 616, 623, 624, 639, 644, 693, 712, 728, 759, 781, 792, 801, 819, 828, 852, 858, 897, 923, 924, 936, 966, 979, 994, 1001, 1008, 1012, 1068, 1092, 1104, 1136, 1144, 1157, 1196, 1232, 1246, 1278, 1287, 1288, 1386, 1424, 1449, 1456, 1491, 1518, 1562, 1584, 1602, 1633, 1638, 1656, 1704, 1716, 1771, 1794, 1846, 1848, 1869, 1872, 1932, 1958, 1988, 2002, 2024, 2047, 2093, 2136, 2184, 2277, 2288, 2314, 2343, 2392, 2492, 2556, 2574, 2576, 2691, 2769, 2772, 2898, 2937, 2982, 3003, 3036, 3124, 3204, 3266, 3276, 3289, 3312, 3408, 3432, 3471, 3542, 3588, 3692, 3696, 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18106704, 18312462, 18441423, 18975957, 19184484, 19615596, 20701044, 20783191, 20928528, 21075912, 21398832, 21686808, 22381898, 22672572, 22697136, 23355024, 24416616, 24588564, 25301276, 25579312, 26154128, 26451334, 26823888, 27601392, 28776726, 29423394, 30230096, 32530212, 32784752, 33572847, 33626736, 34008858, 35032536, 36624924, 36882846, 37951914, 38368968, 39231192, 39677001, 41402088, 41566382, 42151824, 43373616, 44763796, 45345144, 48833232, 49177128, 50602552, 52902668, 56927871, 57553452, 58846788, 62349573, 65060424, 67145694, 68017716, 70065072, 73249848, 73765692, 75903828, 76737936, 78462384, 79354002, 82804176, 83132764, 89527592, 90690288, 98354256, 100718541, 101205104, 105805336, 113855742, 115106904, 117693576, 119031003, 124699146, 130120848, 134291388, 136035432, 145482337, 146499696, 147531384, 151807656, 158708004, 166265528, 179055184, 187048719, 201437082, 211610672, 227711484, 230213808, 235387152, 238062006, 249398292, 268582776, 272070864, 290964674, 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約数ペア:

[(1, 20949456528), (2, 10474728264), (3, 6983152176), (4, 5237364132), (6, 3491576088), (7, 2992779504), (8, 2618682066), (9, 2327717392), (11, 1904496048), (12, 1745788044), (13, 1611496656), (14, 1496389752), (16, 1309341033), (18, 1163858696), (21, 997593168), (22, 952248024), (23, 910845936), (24, 872894022), (26, 805748328), (28, 748194876), (33, 634832016), (36, 581929348), (39, 537165552), (42, 498796584), (44, 476124012), (46, 455422968), (48, 436447011), (52, 402874164), (56, 374097438), (63, 332531056), (66, 317416008), (69, 303615312), (71, 295062768), (72, 290964674), (77, 272070864), (78, 268582776), (84, 249398292), (88, 238062006), (89, 235387152), (91, 230213808), (92, 227711484), (99, 211610672), (104, 201437082), (112, 187048719), (117, 179055184), (126, 166265528), (132, 158708004), (138, 151807656), (142, 147531384), (143, 146499696), (144, 145482337), (154, 136035432), (156, 134291388), (161, 130120848), (168, 124699146), (176, 119031003), (178, 117693576), (182, 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(6461, 3242448), (6532, 3207204), (6552, 3197414), (6578, 3184776), (6853, 3056976), (6864, 3052077), (6942, 3017784), (7029, 2980432), (7084, 2957292), (7176, 2919378), (7384, 2837142), (7476, 2802228), (7728, 2710851), (7832, 2674854), (7952, 2634489), (8008, 2616066), (8099, 2586672), (8188, 2558556), (8307, 2521904), (8372, 2502324), (8811, 2377648), (8946, 2341768), (9009, 2325392), (9108, 2300116), (9256, 2263338), (9372, 2235324), (9798, 2138136), (9867, 2123184), (9968, 2101671), (10153, 2063376), (10224, 2049047), (10296, 2034718), (10413, 2011856), (10626, 1971528), (10764, 1946252), (10934, 1915992), (11076, 1891428), (11088, 1889381), (11214, 1868152), (11431, 1832688), (11592, 1807234), (11748, 1783236), (11928, 1756326), (12012, 1744044), (12144, 1725087), (12282, 1705704), (12496, 1676493), (12558, 1668216), (12638, 1657656), (12727, 1646064), (12816, 1634633), (12922, 1621224), (13064, 1603602), (13104, 1598707), (13156, 1592388), (13706, 1528488), (13884, 1508892), 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178178), (118404, 176932), (121836, 171948), (123354, 169832), (125741, 166608), (127374, 164472), (127512, 164294), (128961, 162448), (129584, 161667), (131208, 159666), (132699, 157872), (132912, 157619), (135102, 155064), (137172, 152724), (138138, 151656), (139018, 150696), (140976, 148603), (142142, 147384), (143704, 145782), (144144, 145337)]