20951490560

素因数分解:

$2^{13}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 672

約数和(自身を含む): 69656321952

約数和(自身を除く): 48704831392

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 49, 52, 55, 56, 64, 65, 70, 73, 77, 80, 88, 91, 98, 104, 110, 112, 128, 130, 140, 143, 146, 154, 160, 176, 182, 196, 208, 220, 224, 245, 256, 260, 280, 286, 292, 308, 320, 352, 364, 365, 385, 392, 416, 440, 448, 455, 490, 511, 512, 520, 539, 560, 572, 584, 616, 637, 640, 704, 715, 728, 730, 770, 784, 803, 832, 880, 896, 910, 949, 980, 1001, 1022, 1024, 1040, 1078, 1120, 1144, 1168, 1232, 1274, 1280, 1408, 1430, 1456, 1460, 1540, 1568, 1606, 1664, 1760, 1792, 1820, 1898, 1960, 2002, 2044, 2048, 2080, 2156, 2240, 2288, 2336, 2464, 2548, 2555, 2560, 2695, 2816, 2860, 2912, 2920, 3080, 3136, 3185, 3212, 3328, 3520, 3577, 3584, 3640, 3796, 3920, 4004, 4015, 4088, 4096, 4160, 4312, 4480, 4576, 4672, 4745, 4928, 5005, 5096, 5110, 5120, 5390, 5621, 5632, 5720, 5824, 5840, 6160, 6272, 6370, 6424, 6643, 6656, 7007, 7040, 7154, 7168, 7280, 7592, 7840, 8008, 8030, 8176, 8192, 8320, 8624, 8960, 9152, 9344, 9490, 9856, 10010, 10192, 10220, 10240, 10439, 10780, 11242, 11264, 11440, 11648, 11680, 12320, 12544, 12740, 12848, 13286, 13312, 14014, 14080, 14308, 14336, 14560, 15184, 15680, 16016, 16060, 16352, 16640, 17248, 17885, 17920, 18304, 18688, 18980, 19712, 20020, 20384, 20440, 20480, 20878, 21560, 22484, 22528, 22880, 23296, 23360, 24640, 25088, 25480, 25696, 26572, 26624, 28028, 28105, 28160, 28616, 28672, 29120, 30368, 31360, 32032, 32120, 32704, 33215, 33280, 34496, 35035, 35770, 35840, 36608, 37376, 37960, 39347, 39424, 40040, 40768, 40880, 40960, 41756, 43120, 44968, 45056, 45760, 46501, 46592, 46720, 49280, 50176, 50960, 51392, 52195, 53144, 53248, 56056, 56210, 56320, 57232, 57344, 58240, 60736, 62720, 64064, 64240, 65408, 66430, 66560, 68992, 70070, 71540, 71680, 73073, 73216, 74752, 75920, 78694, 78848, 80080, 81536, 81760, 83512, 86240, 89936, 90112, 91520, 93002, 93184, 93440, 98560, 100352, 101920, 102784, 104390, 106288, 106496, 112112, 112420, 112640, 114464, 116480, 121472, 125440, 128128, 128480, 130816, 132860, 133120, 137984, 140140, 143080, 143360, 146146, 146432, 149504, 151840, 157388, 157696, 160160, 163072, 163520, 167024, 172480, 179872, 183040, 186004, 186368, 186880, 196735, 197120, 200704, 203840, 205568, 208780, 212576, 224224, 224840, 225280, 228928, 232505, 232960, 242944, 250880, 256256, 256960, 261632, 265720, 266240, 275968, 280280, 286160, 286720, 292292, 292864, 299008, 303680, 314776, 315392, 320320, 326144, 327040, 334048, 344960, 359744, 365365, 366080, 372008, 372736, 373760, 393470, 394240, 401408, 407680, 411136, 417560, 425152, 448448, 449680, 450560, 457856, 465010, 465920, 485888, 501760, 511511, 512512, 513920, 523264, 531440, 532480, 551936, 560560, 572320, 584584, 585728, 598016, 607360, 629552, 630784, 640640, 652288, 654080, 668096, 689920, 719488, 730730, 732160, 744016, 745472, 747520, 786940, 788480, 815360, 822272, 835120, 850304, 896896, 899360, 915712, 930020, 931840, 971776, 1003520, 1023022, 1025024, 1027840, 1046528, 1062880, 1103872, 1121120, 1144640, 1169168, 1171456, 1214720, 1259104, 1281280, 1304576, 1308160, 1336192, 1379840, 1438976, 1461460, 1464320, 1488032, 1495040, 1573880, 1576960, 1630720, 1644544, 1670240, 1700608, 1793792, 1798720, 1831424, 1860040, 1863680, 1943552, 2007040, 2046044, 2050048, 2055680, 2093056, 2125760, 2207744, 2242240, 2289280, 2338336, 2429440, 2518208, 2557555, 2562560, 2609152, 2616320, 2672384, 2759680, 2877952, 2922920, 2928640, 2976064, 2990080, 3147760, 3153920, 3261440, 3289088, 3340480, 3401216, 3587584, 3597440, 3662848, 3720080, 3727360, 3887104, 4092088, 4100096, 4111360, 4186112, 4251520, 4415488, 4484480, 4578560, 4676672, 4858880, 5036416, 5115110, 5125120, 5218304, 5232640, 5344768, 5519360, 5755904, 5845840, 5857280, 5952128, 6295520, 6522880, 6578176, 6680960, 6802432, 7175168, 7194880, 7325696, 7440160, 7774208, 8184176, 8200192, 8222720, 8503040, 8968960, 9157120, 9353344, 9717760, 10072832, 10230220, 10250240, 10465280, 10689536, 11038720, 11511808, 11691680, 11904256, 12591040, 13045760, 13361920, 13604864, 14350336, 14389760, 14651392, 14880320, 16368352, 16445440, 17006080, 17937920, 18314240, 18706688, 19435520, 20145664, 20460440, 20500480, 20930560, 21379072, 22077440, 23023616, 23383360, 23808512, 25182080, 26091520, 26723840, 27209728, 28700672, 28779520, 29302784, 29760640, 32736704, 32890880, 34012160, 35875840, 36628480, 37413376, 38871040, 40291328, 40920880, 41000960, 42758144, 46047232, 46766720, 47617024, 50364160, 53447680, 54419456, 57401344, 57559040, 59521280, 65473408, 68024320, 71751680, 73256960, 74826752, 80582656, 81841760, 85516288, 93533440, 95234048, 100728320, 106895360, 115118080, 119042560, 130946816, 136048640, 143503360, 146513920, 149653504, 161165312, 163683520, 187066880, 190468096, 201456640, 213790720, 230236160, 238085120, 261893632, 272097280, 287006720, 299307008, 322330624, 327367040, 374133760, 380936192, 402913280, 427581440, 476170240, 523787264, 598614016, 654734080, 748267520, 805826560, 952340480, 1047574528, 1309468160, 1496535040, 1611653120, 1904680960, 2095149056, 2618936320, 2993070080, 4190298112, 5237872640, 10475745280, 20951490560]

約数ペア:

[(1, 20951490560), (2, 10475745280), (4, 5237872640), (5, 4190298112), (7, 2993070080), (8, 2618936320), (10, 2095149056), (11, 1904680960), (13, 1611653120), (14, 1496535040), (16, 1309468160), (20, 1047574528), (22, 952340480), (26, 805826560), (28, 748267520), (32, 654734080), (35, 598614016), (40, 523787264), (44, 476170240), (49, 427581440), (52, 402913280), (55, 380936192), (56, 374133760), (64, 327367040), (65, 322330624), (70, 299307008), (73, 287006720), (77, 272097280), (80, 261893632), (88, 238085120), (91, 230236160), (98, 213790720), (104, 201456640), (110, 190468096), (112, 187066880), (128, 163683520), (130, 161165312), (140, 149653504), (143, 146513920), (146, 143503360), (154, 136048640), (160, 130946816), (176, 119042560), (182, 115118080), (196, 106895360), (208, 100728320), (220, 95234048), (224, 93533440), (245, 85516288), (256, 81841760), (260, 80582656), (280, 74826752), (286, 73256960), (292, 71751680), (308, 68024320), (320, 65473408), (352, 59521280), (364, 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10250240), (2048, 10230220), (2080, 10072832), (2156, 9717760), (2240, 9353344), (2288, 9157120), (2336, 8968960), (2464, 8503040), (2548, 8222720), (2555, 8200192), (2560, 8184176), (2695, 7774208), (2816, 7440160), (2860, 7325696), (2912, 7194880), (2920, 7175168), (3080, 6802432), (3136, 6680960), (3185, 6578176), (3212, 6522880), (3328, 6295520), (3520, 5952128), (3577, 5857280), (3584, 5845840), (3640, 5755904), (3796, 5519360), (3920, 5344768), (4004, 5232640), (4015, 5218304), (4088, 5125120), (4096, 5115110), (4160, 5036416), (4312, 4858880), (4480, 4676672), (4576, 4578560), (4672, 4484480), (4745, 4415488), (4928, 4251520), (5005, 4186112), (5096, 4111360), (5110, 4100096), (5120, 4092088), (5390, 3887104), (5621, 3727360), (5632, 3720080), (5720, 3662848), (5824, 3597440), (5840, 3587584), (6160, 3401216), (6272, 3340480), (6370, 3289088), (6424, 3261440), (6643, 3153920), (6656, 3147760), (7007, 2990080), (7040, 2976064), (7154, 2928640), (7168, 2922920), (7280, 2877952), (7592, 2759680), (7840, 2672384), (8008, 2616320), (8030, 2609152), (8176, 2562560), (8192, 2557555), (8320, 2518208), (8624, 2429440), (8960, 2338336), (9152, 2289280), (9344, 2242240), (9490, 2207744), (9856, 2125760), (10010, 2093056), (10192, 2055680), (10220, 2050048), (10240, 2046044), (10439, 2007040), (10780, 1943552), (11242, 1863680), (11264, 1860040), (11440, 1831424), (11648, 1798720), (11680, 1793792), (12320, 1700608), (12544, 1670240), (12740, 1644544), (12848, 1630720), (13286, 1576960), (13312, 1573880), (14014, 1495040), (14080, 1488032), (14308, 1464320), (14336, 1461460), (14560, 1438976), (15184, 1379840), (15680, 1336192), (16016, 1308160), (16060, 1304576), (16352, 1281280), (16640, 1259104), (17248, 1214720), (17885, 1171456), (17920, 1169168), (18304, 1144640), (18688, 1121120), (18980, 1103872), (19712, 1062880), (20020, 1046528), (20384, 1027840), (20440, 1025024), (20480, 1023022), (20878, 1003520), (21560, 971776), (22484, 931840), (22528, 930020), (22880, 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