21078435840

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 1152

約数和(自身を含む): 91423987200

約数和(自身を除く): 70345551360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 32, 33, 35, 38, 40, 42, 44, 48, 49, 55, 56, 57, 60, 64, 66, 67, 70, 76, 77, 80, 84, 88, 95, 96, 98, 105, 110, 112, 114, 120, 128, 132, 133, 134, 140, 147, 152, 154, 160, 165, 168, 176, 190, 192, 196, 201, 209, 210, 220, 224, 228, 231, 240, 245, 256, 264, 266, 268, 280, 285, 294, 304, 308, 320, 330, 335, 336, 352, 380, 384, 385, 392, 399, 402, 418, 420, 440, 448, 456, 462, 469, 480, 490, 512, 528, 532, 536, 539, 560, 570, 588, 608, 616, 627, 640, 660, 665, 670, 672, 704, 735, 737, 760, 768, 770, 784, 798, 804, 836, 840, 880, 896, 912, 924, 931, 938, 960, 980, 1005, 1024, 1045, 1056, 1064, 1072, 1078, 1120, 1140, 1155, 1176, 1216, 1232, 1254, 1273, 1280, 1320, 1330, 1340, 1344, 1407, 1408, 1463, 1470, 1474, 1520, 1536, 1540, 1568, 1596, 1608, 1617, 1672, 1680, 1760, 1792, 1824, 1848, 1862, 1876, 1920, 1960, 1995, 2010, 2048, 2090, 2112, 2128, 2144, 2156, 2211, 2240, 2280, 2310, 2345, 2352, 2432, 2464, 2508, 2546, 2560, 2640, 2660, 2680, 2688, 2695, 2793, 2814, 2816, 2926, 2940, 2948, 3040, 3072, 3080, 3135, 3136, 3192, 3216, 3234, 3283, 3344, 3360, 3520, 3584, 3648, 3685, 3696, 3724, 3752, 3819, 3840, 3920, 3990, 4020, 4180, 4224, 4256, 4288, 4312, 4389, 4422, 4480, 4560, 4620, 4655, 4690, 4704, 4864, 4928, 5016, 5092, 5120, 5159, 5280, 5320, 5360, 5376, 5390, 5586, 5628, 5632, 5852, 5880, 5896, 6080, 6144, 6160, 6270, 6272, 6365, 6384, 6432, 6468, 6566, 6688, 6720, 7035, 7040, 7168, 7296, 7315, 7370, 7392, 7448, 7504, 7638, 7680, 7840, 7980, 8040, 8085, 8360, 8448, 8512, 8576, 8624, 8778, 8844, 8911, 8960, 9120, 9240, 9310, 9380, 9408, 9728, 9849, 9856, 10032, 10184, 10240, 10241, 10318, 10560, 10640, 10720, 10752, 10780, 11055, 11172, 11256, 11264, 11704, 11760, 11792, 12160, 12320, 12540, 12544, 12730, 12768, 12864, 12936, 13132, 13376, 13440, 13965, 14003, 14070, 14080, 14336, 14592, 14630, 14740, 14784, 14896, 15008, 15276, 15360, 15477, 15680, 15960, 16080, 16170, 16415, 16720, 16896, 17024, 17152, 17248, 17556, 17688, 17822, 17920, 18240, 18480, 18620, 18760, 18816, 19095, 19456, 19698, 19712, 20064, 20368, 20482, 20636, 21120, 21280, 21440, 21504, 21560, 21945, 22110, 22344, 22512, 22528, 23408, 23520, 23584, 24320, 24640, 25080, 25088, 25460, 25536, 25728, 25795, 25872, 26264, 26733, 26752, 26880, 27930, 28006, 28140, 28160, 29184, 29260, 29480, 29568, 29792, 30016, 30552, 30720, 30723, 30954, 31360, 31920, 32160, 32340, 32830, 33440, 33792, 34048, 34304, 34496, 35112, 35376, 35644, 35840, 36113, 36480, 36960, 37240, 37520, 37632, 38190, 38912, 39396, 39424, 40128, 40736, 40964, 41272, 42009, 42240, 42560, 42880, 43008, 43120, 43890, 44220, 44555, 44688, 45024, 46816, 47040, 47168, 48640, 49245, 49280, 50160, 50176, 50920, 51072, 51205, 51456, 51590, 51744, 52528, 53466, 53504, 53760, 55860, 56012, 56280, 56320, 58368, 58520, 58960, 59136, 59584, 60032, 61104, 61446, 61908, 62377, 62720, 63840, 64320, 64680, 65660, 66880, 67584, 68096, 68608, 68992, 70015, 70224, 70752, 71288, 71680, 72226, 72960, 73920, 74480, 75040, 75264, 76380, 77385, 78792, 78848, 80256, 81472, 81928, 82544, 84018, 84480, 85120, 85760, 86240, 87780, 88440, 89110, 89376, 90048, 93632, 94080, 94336, 97280, 98021, 98490, 98560, 100320, 100352, 101840, 102144, 102410, 102912, 103180, 103488, 105056, 106932, 107008, 107520, 108339, 111720, 112024, 112560, 112640, 116736, 117040, 117920, 118272, 119168, 120064, 122208, 122892, 123816, 124754, 125440, 127680, 128640, 129360, 131320, 133665, 133760, 136192, 137216, 137984, 140030, 140448, 141504, 142576, 144452, 145920, 147840, 148960, 150080, 150528, 152760, 153615, 154770, 157584, 157696, 160512, 162944, 163856, 165088, 168036, 168960, 170240, 171520, 172480, 175560, 176880, 178220, 178752, 180096, 180565, 187131, 187264, 188160, 188672, 194560, 196042, 196980, 197120, 200640, 203680, 204288, 204820, 205824, 206360, 206976, 210045, 210112, 213864, 214016, 215040, 216678, 223440, 224048, 225120, 234080, 235840, 236544, 238336, 240128, 244416, 245784, 247632, 249508, 250880, 255360, 257280, 258720, 262640, 267330, 267520, 272384, 275968, 280060, 280896, 283008, 285152, 288904, 291840, 294063, 295680, 297920, 300160, 301056, 305520, 307230, 309540, 311885, 315168, 321024, 325888, 327712, 330176, 336072, 337920, 340480, 343040, 344960, 351120, 353760, 356440, 357504, 360192, 361130, 374262, 374528, 376320, 377344, 392084, 393960, 394240, 401280, 407360, 408576, 409640, 411648, 412720, 413952, 420090, 420224, 427728, 428032, 433356, 446880, 448096, 450240, 468160, 471680, 473088, 476672, 480256, 488832, 490105, 491568, 495264, 499016, 501760, 510720, 514560, 517440, 525280, 534660, 535040, 541695, 551936, 560120, 561792, 566016, 570304, 577808, 583680, 588126, 591360, 595840, 600320, 611040, 614460, 619080, 623770, 630336, 642048, 651776, 655424, 660352, 672144, 680960, 686080, 686147, 689920, 702240, 707520, 712880, 715008, 720384, 722260, 748524, 749056, 752640, 754688, 784168, 787920, 788480, 802560, 814720, 817152, 819280, 825440, 827904, 840180, 840448, 855456, 866712, 893760, 896192, 900480, 935655, 936320, 943360, 953344, 960512, 977664, 980210, 983136, 990528, 998032, 1021440, 1029120, 1034880, 1050560, 1069320, 1070080, 1083390, 1103872, 1120240, 1123584, 1132032, 1140608, 1155616, 1176252, 1182720, 1191680, 1200640, 1222080, 1228920, 1238160, 1247540, 1260672, 1284096, 1303552, 1310848, 1320704, 1344288, 1361920, 1372294, 1379840, 1404480, 1415040, 1425760, 1430016, 1440768, 1444520, 1470315, 1497048, 1498112, 1505280, 1509376, 1568336, 1575840, 1605120, 1629440, 1638560, 1650880, 1655808, 1680360, 1680896, 1710912, 1733424, 1787520, 1792384, 1800960, 1871310, 1872640, 1886720, 1906688, 1955328, 1960420, 1966272, 1981056, 1996064, 2042880, 2058240, 2058441, 2069760, 2101120, 2138640, 2140160, 2166780, 2240480, 2247168, 2264064, 2281216, 2311232, 2352504, 2365440, 2383360, 2401280, 2444160, 2457840, 2476320, 2495080, 2521344, 2607104, 2621696, 2641408, 2688576, 2744588, 2759680, 2808960, 2830080, 2851520, 2860032, 2881536, 2889040, 2940630, 2994096, 2996224, 3136672, 3151680, 3210240, 3258880, 3277120, 3301760, 3311616, 3360720, 3361792, 3421824, 3430735, 3466848, 3575040, 3584768, 3601920, 3742620, 3745280, 3773440, 3910656, 3920840, 3932544, 3962112, 3992128, 4085760, 4116882, 4139520, 4202240, 4277280, 4333560, 4480960, 4494336, 4528128, 4562432, 4622464, 4705008, 4766720, 4802560, 4888320, 4915680, 4952640, 4990160, 5042688, 5243392, 5282816, 5377152, 5489176, 5519360, 5617920, 5660160, 5703040, 5720064, 5778080, 5881260, 5988192, 6273344, 6303360, 6420480, 6517760, 6554240, 6603520, 6721440, 6723584, 6843648, 6861470, 6933696, 7150080, 7169536, 7203840, 7485240, 7490560, 7546880, 7821312, 7841680, 7865088, 7924224, 7984256, 8233764, 8279040, 8404480, 8554560, 8667120, 8961920, 8988672, 9124864, 9244928, 9410016, 9533440, 9776640, 9831360, 9905280, 9980320, 10085376, 10292205, 10486784, 10565632, 10754304, 10978352, 11235840, 11320320, 11406080, 11556160, 11762520, 11976384, 12546688, 12606720, 13035520, 13108480, 13207040, 13442880, 13687296, 13722940, 13867392, 14300160, 14339072, 14407680, 14970480, 14981120, 15683360, 15730176, 15848448, 15968512, 16467528, 16558080, 16808960, 17109120, 17334240, 17923840, 18249728, 18489856, 18820032, 19553280, 19662720, 19810560, 19960640, 20170752, 20584410, 20973568, 21508608, 21956704, 22471680, 22640640, 22812160, 23112320, 23525040, 23952768, 25093376, 25213440, 26216960, 26414080, 26885760, 27374592, 27445880, 27734784, 28600320, 28678144, 29940960, 31366720, 31460352, 31696896, 31937024, 32935056, 33617920, 34218240, 34668480, 35847680, 36979712, 37640064, 39106560, 39325440, 39621120, 39921280, 41168820, 43017216, 43913408, 44943360, 45624320, 46224640, 47050080, 47905536, 50186752, 50426880, 52433920, 52828160, 53771520, 54749184, 54891760, 55469568, 59881920, 62733440, 62920704, 63874048, 65870112, 68436480, 69336960, 71695360, 73959424, 75280128, 78650880, 79242240, 79842560, 82337640, 86034432, 87826816, 91248640, 92449280, 94100160, 95811072, 100373504, 100853760, 104867840, 107543040, 109783520, 110939136, 119763840, 125466880, 127748096, 131740224, 136872960, 138673920, 143390720, 150560256, 157301760, 158484480, 159685120, 164675280, 175653632, 184898560, 188200320, 191622144, 200747008, 215086080, 219567040, 221878272, 239527680, 250933760, 263480448, 273745920, 277347840, 301120512, 314603520, 319370240, 329350560, 351307264, 369797120, 376400640, 383244288, 430172160, 439134080, 479055360, 501867520, 526960896, 554695680, 602241024, 638740480, 658701120, 702614528, 752801280, 878268160, 958110720, 1003735040, 1053921792, 1109391360, 1317402240, 1405229056, 1505602560, 1756536320, 1916221440, 2107843584, 2634804480, 3011205120, 3513072640, 4215687168, 5269608960, 7026145280, 10539217920, 21078435840]

約数ペア:

[(1, 21078435840), (2, 10539217920), (3, 7026145280), (4, 5269608960), (5, 4215687168), (6, 3513072640), (7, 3011205120), (8, 2634804480), (10, 2107843584), (11, 1916221440), (12, 1756536320), (14, 1505602560), (15, 1405229056), (16, 1317402240), (19, 1109391360), (20, 1053921792), (21, 1003735040), (22, 958110720), (24, 878268160), (28, 752801280), (30, 702614528), (32, 658701120), (33, 638740480), (35, 602241024), (38, 554695680), (40, 526960896), (42, 501867520), (44, 479055360), (48, 439134080), (49, 430172160), (55, 383244288), (56, 376400640), (57, 369797120), (60, 351307264), (64, 329350560), (66, 319370240), (67, 314603520), (70, 301120512), (76, 277347840), (77, 273745920), (80, 263480448), (84, 250933760), (88, 239527680), (95, 221878272), (96, 219567040), (98, 215086080), (105, 200747008), (110, 191622144), (112, 188200320), (114, 184898560), (120, 175653632), (128, 164675280), (132, 159685120), (133, 158484480), (134, 157301760), (140, 150560256), (147, 143390720), (152, 138673920), (154, 136872960), (160, 131740224), (165, 127748096), (168, 125466880), (176, 119763840), (190, 110939136), (192, 109783520), (196, 107543040), (201, 104867840), (209, 100853760), (210, 100373504), (220, 95811072), (224, 94100160), (228, 92449280), (231, 91248640), (240, 87826816), (245, 86034432), (256, 82337640), (264, 79842560), (266, 79242240), (268, 78650880), (280, 75280128), (285, 73959424), (294, 71695360), (304, 69336960), (308, 68436480), (320, 65870112), (330, 63874048), (335, 62920704), (336, 62733440), (352, 59881920), (380, 55469568), (384, 54891760), (385, 54749184), (392, 53771520), (399, 52828160), (402, 52433920), (418, 50426880), (420, 50186752), (440, 47905536), (448, 47050080), (456, 46224640), (462, 45624320), (469, 44943360), (480, 43913408), (490, 43017216), (512, 41168820), (528, 39921280), (532, 39621120), (536, 39325440), (539, 39106560), (560, 37640064), (570, 36979712), (588, 35847680), (608, 34668480), (616, 34218240), (627, 33617920), (640, 32935056), (660, 31937024), (665, 31696896), (670, 31460352), (672, 31366720), (704, 29940960), (735, 28678144), (737, 28600320), (760, 27734784), (768, 27445880), (770, 27374592), (784, 26885760), (798, 26414080), (804, 26216960), (836, 25213440), (840, 25093376), (880, 23952768), (896, 23525040), (912, 23112320), (924, 22812160), (931, 22640640), (938, 22471680), (960, 21956704), (980, 21508608), (1005, 20973568), (1024, 20584410), (1045, 20170752), (1056, 19960640), (1064, 19810560), (1072, 19662720), (1078, 19553280), (1120, 18820032), (1140, 18489856), (1155, 18249728), (1176, 17923840), (1216, 17334240), (1232, 17109120), (1254, 16808960), (1273, 16558080), (1280, 16467528), (1320, 15968512), (1330, 15848448), (1340, 15730176), (1344, 15683360), (1407, 14981120), (1408, 14970480), (1463, 14407680), (1470, 14339072), (1474, 14300160), (1520, 13867392), (1536, 13722940), (1540, 13687296), (1568, 13442880), (1596, 13207040), (1608, 13108480), (1617, 13035520), (1672, 12606720), (1680, 12546688), (1760, 11976384), (1792, 11762520), (1824, 11556160), (1848, 11406080), (1862, 11320320), (1876, 11235840), (1920, 10978352), (1960, 10754304), (1995, 10565632), (2010, 10486784), (2048, 10292205), (2090, 10085376), (2112, 9980320), (2128, 9905280), (2144, 9831360), (2156, 9776640), (2211, 9533440), (2240, 9410016), (2280, 9244928), (2310, 9124864), (2345, 8988672), (2352, 8961920), (2432, 8667120), (2464, 8554560), (2508, 8404480), (2546, 8279040), (2560, 8233764), (2640, 7984256), (2660, 7924224), (2680, 7865088), (2688, 7841680), (2695, 7821312), (2793, 7546880), (2814, 7490560), (2816, 7485240), (2926, 7203840), (2940, 7169536), (2948, 7150080), (3040, 6933696), (3072, 6861470), (3080, 6843648), (3135, 6723584), (3136, 6721440), (3192, 6603520), (3216, 6554240), (3234, 6517760), (3283, 6420480), (3344, 6303360), (3360, 6273344), (3520, 5988192), (3584, 5881260), (3648, 5778080), (3685, 5720064), (3696, 5703040), (3724, 5660160), (3752, 5617920), (3819, 5519360), (3840, 5489176), (3920, 5377152), (3990, 5282816), (4020, 5243392), (4180, 5042688), (4224, 4990160), (4256, 4952640), (4288, 4915680), (4312, 4888320), (4389, 4802560), (4422, 4766720), (4480, 4705008), (4560, 4622464), (4620, 4562432), (4655, 4528128), (4690, 4494336), (4704, 4480960), (4864, 4333560), (4928, 4277280), (5016, 4202240), (5092, 4139520), (5120, 4116882), (5159, 4085760), (5280, 3992128), (5320, 3962112), (5360, 3932544), (5376, 3920840), (5390, 3910656), (5586, 3773440), (5628, 3745280), (5632, 3742620), (5852, 3601920), (5880, 3584768), (5896, 3575040), (6080, 3466848), (6144, 3430735), (6160, 3421824), (6270, 3361792), (6272, 3360720), (6365, 3311616), (6384, 3301760), (6432, 3277120), (6468, 3258880), (6566, 3210240), (6688, 3151680), (6720, 3136672), (7035, 2996224), (7040, 2994096), (7168, 2940630), (7296, 2889040), (7315, 2881536), (7370, 2860032), (7392, 2851520), (7448, 2830080), (7504, 2808960), (7638, 2759680), (7680, 2744588), (7840, 2688576), (7980, 2641408), (8040, 2621696), (8085, 2607104), (8360, 2521344), (8448, 2495080), (8512, 2476320), (8576, 2457840), (8624, 2444160), (8778, 2401280), (8844, 2383360), (8911, 2365440), (8960, 2352504), (9120, 2311232), (9240, 2281216), (9310, 2264064), (9380, 2247168), (9408, 2240480), (9728, 2166780), (9849, 2140160), (9856, 2138640), (10032, 2101120), (10184, 2069760), (10240, 2058441), (10241, 2058240), (10318, 2042880), (10560, 1996064), (10640, 1981056), (10720, 1966272), (10752, 1960420), (10780, 1955328), (11055, 1906688), (11172, 1886720), (11256, 1872640), (11264, 1871310), (11704, 1800960), (11760, 1792384), (11792, 1787520), (12160, 1733424), (12320, 1710912), (12540, 1680896), (12544, 1680360), (12730, 1655808), (12768, 1650880), (12864, 1638560), (12936, 1629440), (13132, 1605120), (13376, 1575840), (13440, 1568336), (13965, 1509376), (14003, 1505280), (14070, 1498112), (14080, 1497048), (14336, 1470315), (14592, 1444520), (14630, 1440768), (14740, 1430016), (14784, 1425760), (14896, 1415040), (15008, 1404480), (15276, 1379840), (15360, 1372294), (15477, 1361920), (15680, 1344288), (15960, 1320704), (16080, 1310848), (16170, 1303552), (16415, 1284096), (16720, 1260672), (16896, 1247540), (17024, 1238160), (17152, 1228920), (17248, 1222080), (17556, 1200640), (17688, 1191680), (17822, 1182720), (17920, 1176252), (18240, 1155616), (18480, 1140608), (18620, 1132032), (18760, 1123584), (18816, 1120240), (19095, 1103872), (19456, 1083390), (19698, 1070080), (19712, 1069320), (20064, 1050560), (20368, 1034880), (20482, 1029120), (20636, 1021440), (21120, 998032), (21280, 990528), (21440, 983136), (21504, 980210), (21560, 977664), (21945, 960512), (22110, 953344), (22344, 943360), (22512, 936320), (22528, 935655), (23408, 900480), (23520, 896192), (23584, 893760), (24320, 866712), (24640, 855456), (25080, 840448), (25088, 840180), (25460, 827904), (25536, 825440), (25728, 819280), (25795, 817152), (25872, 814720), (26264, 802560), (26733, 788480), (26752, 787920), (26880, 784168), (27930, 754688), (28006, 752640), (28140, 749056), (28160, 748524), (29184, 722260), (29260, 720384), (29480, 715008), (29568, 712880), (29792, 707520), (30016, 702240), (30552, 689920), (30720, 686147), (30723, 686080), (30954, 680960), (31360, 672144), (31920, 660352), (32160, 655424), (32340, 651776), (32830, 642048), (33440, 630336), (33792, 623770), (34048, 619080), (34304, 614460), (34496, 611040), (35112, 600320), (35376, 595840), (35644, 591360), (35840, 588126), (36113, 583680), (36480, 577808), (36960, 570304), (37240, 566016), (37520, 561792), (37632, 560120), (38190, 551936), (38912, 541695), (39396, 535040), (39424, 534660), (40128, 525280), (40736, 517440), (40964, 514560), (41272, 510720), (42009, 501760), (42240, 499016), (42560, 495264), (42880, 491568), (43008, 490105), (43120, 488832), (43890, 480256), (44220, 476672), (44555, 473088), (44688, 471680), (45024, 468160), (46816, 450240), (47040, 448096), (47168, 446880), (48640, 433356), (49245, 428032), (49280, 427728), (50160, 420224), (50176, 420090), (50920, 413952), (51072, 412720), (51205, 411648), (51456, 409640), (51590, 408576), (51744, 407360), (52528, 401280), (53466, 394240), (53504, 393960), (53760, 392084), (55860, 377344), (56012, 376320), (56280, 374528), (56320, 374262), (58368, 361130), (58520, 360192), (58960, 357504), (59136, 356440), (59584, 353760), (60032, 351120), (61104, 344960), (61446, 343040), (61908, 340480), (62377, 337920), (62720, 336072), (63840, 330176), (64320, 327712), (64680, 325888), (65660, 321024), (66880, 315168), (67584, 311885), (68096, 309540), (68608, 307230), (68992, 305520), (70015, 301056), (70224, 300160), (70752, 297920), (71288, 295680), (71680, 294063), (72226, 291840), (72960, 288904), (73920, 285152), (74480, 283008), (75040, 280896), (75264, 280060), (76380, 275968), (77385, 272384), (78792, 267520), (78848, 267330), (80256, 262640), (81472, 258720), (81928, 257280), (82544, 255360), (84018, 250880), (84480, 249508), (85120, 247632), (85760, 245784), (86240, 244416), (87780, 240128), (88440, 238336), (89110, 236544), (89376, 235840), (90048, 234080), (93632, 225120), (94080, 224048), (94336, 223440), (97280, 216678), (98021, 215040), (98490, 214016), (98560, 213864), (100320, 210112), (100352, 210045), (101840, 206976), (102144, 206360), (102410, 205824), (102912, 204820), (103180, 204288), (103488, 203680), (105056, 200640), (106932, 197120), (107008, 196980), (107520, 196042), (108339, 194560), (111720, 188672), (112024, 188160), (112560, 187264), (112640, 187131), (116736, 180565), (117040, 180096), (117920, 178752), (118272, 178220), (119168, 176880), (120064, 175560), (122208, 172480), (122892, 171520), (123816, 170240), (124754, 168960), (125440, 168036), (127680, 165088), (128640, 163856), (129360, 162944), (131320, 160512), (133665, 157696), (133760, 157584), (136192, 154770), (137216, 153615), (137984, 152760), (140030, 150528), (140448, 150080), (141504, 148960), (142576, 147840), (144452, 145920)]