20685981888

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 756

約数和(自身を含む): 75501418720

約数和(自身を除く): 54815436832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 32, 33, 34, 36, 39, 44, 48, 51, 52, 64, 66, 68, 72, 78, 79, 88, 96, 99, 102, 104, 117, 121, 132, 136, 143, 144, 153, 156, 158, 176, 187, 192, 198, 204, 208, 221, 234, 237, 242, 264, 272, 286, 288, 289, 306, 312, 316, 352, 363, 374, 396, 408, 416, 429, 442, 468, 474, 484, 528, 544, 561, 572, 576, 578, 612, 624, 632, 663, 704, 711, 726, 748, 792, 816, 832, 858, 867, 869, 884, 936, 948, 968, 1027, 1056, 1088, 1089, 1122, 1144, 1156, 1224, 1248, 1264, 1287, 1326, 1343, 1422, 1452, 1496, 1573, 1584, 1632, 1683, 1716, 1734, 1738, 1768, 1872, 1896, 1936, 1989, 2054, 2057, 2112, 2178, 2244, 2288, 2312, 2431, 2448, 2496, 2528, 2574, 2601, 2607, 2652, 2686, 2844, 2904, 2992, 3081, 3146, 3168, 3179, 3264, 3366, 3432, 3468, 3476, 3536, 3744, 3757, 3792, 3872, 3978, 4029, 4108, 4114, 4356, 4488, 4576, 4624, 4719, 4862, 4896, 5056, 5148, 5202, 5214, 5304, 5372, 5688, 5808, 5984, 6162, 6171, 6292, 6336, 6358, 6732, 6864, 6936, 6952, 7072, 7293, 7488, 7514, 7584, 7744, 7821, 7956, 8058, 8216, 8228, 8712, 8976, 9152, 9243, 9248, 9438, 9537, 9559, 9724, 9792, 10296, 10404, 10428, 10608, 10744, 11271, 11297, 11376, 11616, 11968, 12087, 12324, 12342, 12584, 12716, 13464, 13728, 13872, 13904, 14144, 14157, 14586, 14773, 15028, 15168, 15642, 15912, 16116, 16432, 16456, 17424, 17459, 17952, 18486, 18496, 18513, 18876, 19074, 19118, 19448, 20592, 20808, 20856, 21216, 21488, 21879, 22542, 22594, 22752, 22831, 23232, 24174, 24648, 24684, 25168, 25432, 26741, 26928, 27456, 27744, 27808, 28314, 28611, 28677, 29172, 29546, 30056, 31284, 31824, 32232, 32864, 32912, 33813, 33891, 34848, 34918, 34969, 35904, 36972, 37026, 37752, 38148, 38236, 38896, 41184, 41327, 41616, 41712, 42432, 42976, 43758, 44319, 45084, 45188, 45504, 45662, 48348, 49296, 49368, 50336, 50864, 52377, 53482, 53856, 55488, 55616, 56628, 57222, 57354, 58344, 59092, 60112, 62568, 63648, 64464, 65728, 65824, 67626, 67782, 68493, 69696, 69836, 69938, 73944, 74052, 75504, 76296, 76472, 77792, 80223, 82368, 82654, 83232, 83424, 85952, 86031, 87516, 88638, 90168, 90376, 91324, 96696, 98592, 98736, 100672, 101673, 101728, 104754, 104907, 106964, 107712, 113256, 114444, 114708, 116688, 118184, 120224, 123981, 124267, 125136, 127296, 128928, 131648, 132957, 135252, 135564, 136986, 139672, 139876, 147888, 148104, 151008, 152592, 152944, 155584, 157131, 160446, 162503, 165308, 166464, 166848, 172062, 175032, 177276, 180336, 180752, 182648, 192049, 193392, 197184, 197472, 203346, 203456, 205479, 209508, 209814, 213928, 226512, 228888, 229416, 233376, 236368, 240448, 240669, 247962, 248534, 250272, 251141, 257856, 265914, 270504, 271128, 273972, 279344, 279752, 295776, 296208, 296803, 302016, 305184, 305888, 314262, 314721, 320892, 325006, 330616, 344124, 350064, 354552, 360672, 361504, 365296, 371943, 372801, 384098, 386784, 394944, 406692, 410958, 419016, 419628, 427856, 453024, 454597, 457776, 458832, 466752, 472736, 481338, 487509, 495924, 497068, 500544, 502282, 531828, 541008, 542256, 547944, 558688, 559504, 576147, 591552, 592416, 593606, 610368, 611776, 628524, 629442, 641784, 650012, 661232, 688248, 700128, 709104, 721344, 723008, 730592, 743886, 745602, 753423, 768196, 773568, 813384, 821916, 838032, 839256, 855712, 890409, 906048, 909194, 915552, 917664, 945472, 962676, 975018, 991848, 994136, 1004564, 1063656, 1082016, 1084512, 1095888, 1117376, 1118403, 1119008, 1152294, 1184832, 1187212, 1257048, 1258884, 1283568, 1300024, 1322464, 1363791, 1376496, 1400256, 1418208, 1461184, 1462527, 1487772, 1491204, 1506846, 1536392, 1626768, 1643832, 1676064, 1678512, 1711424, 1728441, 1780818, 1818388, 1831104, 1835328, 1925352, 1950036, 1983696, 1988272, 2009128, 2112539, 2127312, 2164032, 2169024, 2191776, 2236806, 2238016, 2260269, 2304588, 2374424, 2514096, 2517768, 2567136, 2600048, 2644928, 2671227, 2727582, 2752992, 2762551, 2836416, 2925054, 2975544, 2982408, 3013692, 3072784, 3253536, 3264833, 3287664, 3352128, 3357024, 3456882, 3561636, 3636776, 3850704, 3900072, 3967392, 3976544, 4018256, 4091373, 4225078, 4254624, 4383552, 4473612, 4520538, 4609176, 4748848, 5028192, 5035536, 5134272, 5200096, 5342454, 5455164, 5505984, 5525102, 5850108, 5951088, 5964816, 6027384, 6145568, 6337617, 6507072, 6529666, 6575328, 6714048, 6913764, 7123272, 7273552, 7701408, 7800144, 7934784, 7953088, 8036512, 8182746, 8287653, 8450156, 8509248, 8947224, 9041076, 9218352, 9497696, 9794499, 10056384, 10071072, 10400192, 10684908, 10910328, 11050204, 11700216, 11902176, 11929632, 12054768, 12291136, 12675234, 13059332, 13150656, 13827528, 14246544, 14547104, 15402816, 15600288, 16073024, 16365492, 16575306, 16900312, 17894448, 18082152, 18436704, 18995392, 19012851, 19588998, 20142144, 21369816, 21820656, 22100408, 23400432, 23804352, 23859264, 24109536, 24862959, 25350468, 26118664, 27655056, 28493088, 29094208, 29383497, 31200576, 32730984, 33150612, 33800624, 35788896, 35913163, 36164304, 36873408, 38025702, 39177996, 42739632, 43641312, 44200816, 46800864, 48219072, 49725918, 50700936, 52237328, 55310112, 56986176, 58766994, 65461968, 66301224, 67601248, 71577792, 71826326, 72328608, 76051404, 78355992, 85479264, 87282624, 88401632, 93601728, 99451836, 101401872, 104474656, 107739489, 110620224, 117533988, 130923936, 132602448, 135202496, 143652652, 144657216, 152102808, 156711984, 170958528, 176803264, 198903672, 202803744, 208949312, 215478978, 235067976, 261847872, 265204896, 287305304, 304205616, 313423968, 323218467, 397807344, 405607488, 430957956, 470135952, 530409792, 574610608, 608411232, 626847936, 646436934, 795614688, 861915912, 940271904, 1149221216, 1216822464, 1292873868, 1591229376, 1723831824, 1880543808, 2298442432, 2585747736, 3447663648, 5171495472, 6895327296, 10342990944, 20685981888]

約数ペア:

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(1584, 13059332), (1632, 12675234), (1683, 12291136), (1716, 12054768), (1734, 11929632), (1738, 11902176), (1768, 11700216), (1872, 11050204), (1896, 10910328), (1936, 10684908), (1989, 10400192), (2054, 10071072), (2057, 10056384), (2112, 9794499), (2178, 9497696), (2244, 9218352), (2288, 9041076), (2312, 8947224), (2431, 8509248), (2448, 8450156), (2496, 8287653), (2528, 8182746), (2574, 8036512), (2601, 7953088), (2607, 7934784), (2652, 7800144), (2686, 7701408), (2844, 7273552), (2904, 7123272), (2992, 6913764), (3081, 6714048), (3146, 6575328), (3168, 6529666), (3179, 6507072), (3264, 6337617), (3366, 6145568), (3432, 6027384), (3468, 5964816), (3476, 5951088), (3536, 5850108), (3744, 5525102), (3757, 5505984), (3792, 5455164), (3872, 5342454), (3978, 5200096), (4029, 5134272), (4108, 5035536), (4114, 5028192), (4356, 4748848), (4488, 4609176), (4576, 4520538), (4624, 4473612), (4719, 4383552), (4862, 4254624), (4896, 4225078), (5056, 4091373), (5148, 4018256), (5202, 3976544), 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