20784314880

素因数分解:

$2^9\times 3^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 1120

約数和(自身を含む): 89737363584

約数和(自身を除く): 68953048704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 37, 40, 42, 43, 45, 48, 54, 56, 60, 63, 64, 70, 72, 74, 80, 81, 84, 86, 90, 96, 105, 108, 111, 112, 120, 126, 128, 129, 135, 140, 144, 148, 160, 162, 168, 172, 180, 185, 189, 192, 210, 215, 216, 222, 224, 240, 243, 252, 256, 258, 259, 270, 280, 288, 296, 301, 315, 320, 324, 333, 336, 344, 360, 370, 378, 384, 387, 405, 420, 430, 432, 444, 448, 480, 486, 504, 512, 516, 518, 540, 555, 560, 567, 576, 592, 602, 630, 640, 645, 648, 666, 672, 688, 720, 729, 740, 756, 768, 774, 777, 810, 840, 860, 864, 888, 896, 903, 945, 960, 972, 999, 1008, 1032, 1036, 1080, 1110, 1120, 1134, 1152, 1161, 1184, 1204, 1215, 1260, 1280, 1290, 1295, 1296, 1332, 1344, 1376, 1440, 1458, 1480, 1505, 1512, 1536, 1548, 1554, 1591, 1620, 1665, 1680, 1701, 1720, 1728, 1776, 1792, 1806, 1890, 1920, 1935, 1944, 1998, 2016, 2064, 2072, 2160, 2220, 2240, 2268, 2304, 2322, 2331, 2368, 2408, 2430, 2520, 2560, 2580, 2590, 2592, 2664, 2688, 2709, 2752, 2835, 2880, 2916, 2960, 2997, 3010, 3024, 3096, 3108, 3182, 3240, 3330, 3360, 3402, 3440, 3456, 3483, 3552, 3584, 3612, 3645, 3780, 3840, 3870, 3885, 3888, 3996, 4032, 4128, 4144, 4320, 4440, 4480, 4515, 4536, 4608, 4644, 4662, 4736, 4773, 4816, 4860, 4995, 5040, 5103, 5160, 5180, 5184, 5328, 5376, 5418, 5504, 5670, 5760, 5805, 5832, 5920, 5994, 6020, 6048, 6192, 6216, 6364, 6480, 6660, 6720, 6804, 6880, 6912, 6966, 6993, 7104, 7224, 7290, 7560, 7680, 7740, 7770, 7776, 7955, 7992, 8064, 8127, 8256, 8288, 8505, 8640, 8880, 8960, 8991, 9030, 9072, 9288, 9324, 9472, 9546, 9632, 9720, 9990, 10080, 10206, 10320, 10360, 10368, 10449, 10656, 10752, 10836, 11008, 11137, 11340, 11520, 11610, 11655, 11664, 11840, 11988, 12040, 12096, 12384, 12432, 12728, 12960, 13320, 13440, 13545, 13608, 13760, 13824, 13932, 13986, 14208, 14319, 14448, 14580, 14985, 15120, 15480, 15540, 15552, 15910, 15984, 16128, 16254, 16512, 16576, 17010, 17280, 17415, 17760, 17920, 17982, 18060, 18144, 18576, 18648, 18944, 19092, 19264, 19440, 19980, 20160, 20412, 20640, 20720, 20736, 20898, 20979, 21312, 21672, 22016, 22274, 22680, 23040, 23220, 23310, 23328, 23680, 23865, 23976, 24080, 24192, 24381, 24768, 24864, 25456, 25515, 25920, 26640, 26880, 26973, 27090, 27216, 27520, 27864, 27972, 28416, 28638, 28896, 29160, 29970, 30240, 30960, 31080, 31104, 31347, 31820, 31968, 32256, 32508, 33024, 33152, 33411, 34020, 34560, 34830, 34965, 35520, 35964, 36120, 36288, 37152, 37296, 38184, 38528, 38880, 39960, 40320, 40635, 40824, 41280, 41440, 41472, 41796, 41958, 42624, 42957, 43344, 44548, 44955, 45360, 46440, 46620, 46656, 47360, 47730, 47952, 48160, 48384, 48762, 49536, 49728, 50912, 51030, 51840, 52245, 53280, 53760, 53946, 54180, 54432, 55040, 55685, 55728, 55944, 56832, 57276, 57792, 58320, 59940, 60480, 61920, 62160, 62208, 62694, 62937, 63640, 63936, 65016, 66048, 66304, 66822, 68040, 69120, 69660, 69930, 71040, 71595, 71928, 72240, 72576, 73143, 74304, 74592, 76368, 77056, 77760, 79920, 80640, 81270, 81648, 82560, 82880, 83592, 83916, 85248, 85914, 86688, 89096, 89910, 90720, 92880, 93240, 93312, 94720, 95460, 95904, 96320, 96768, 97524, 99072, 99456, 100233, 101824, 102060, 103680, 104490, 104895, 106560, 107892, 108360, 108864, 110080, 111370, 111456, 111888, 114552, 115584, 116640, 119880, 120960, 121905, 123840, 124320, 124416, 125388, 125874, 127280, 127872, 128871, 130032, 132608, 133644, 134865, 136080, 139320, 139860, 142080, 143190, 143856, 144480, 145152, 146286, 148608, 149184, 152736, 154112, 155520, 156735, 159840, 161280, 162540, 163296, 165120, 165760, 167055, 167184, 167832, 170496, 171828, 173376, 178192, 179820, 181440, 185760, 186480, 186624, 188811, 190920, 191808, 192640, 195048, 198144, 198912, 200466, 203648, 204120, 207360, 208980, 209790, 213120, 214785, 215784, 216720, 217728, 219429, 222740, 222912, 223776, 229104, 231168, 233280, 239760, 241920, 243810, 247680, 248640, 250776, 251748, 254560, 255744, 257742, 260064, 267288, 269730, 272160, 278640, 279720, 284160, 286380, 287712, 288960, 290304, 292572, 297216, 298368, 300699, 305472, 311040, 313470, 314685, 319680, 325080, 326592, 330240, 331520, 334110, 334368, 335664, 343656, 346752, 356384, 359640, 362880, 365715, 371520, 372960, 373248, 377622, 381840, 383616, 385280, 386613, 390096, 397824, 400932, 407296, 408240, 417960, 419580, 426240, 429570, 431568, 433440, 435456, 438858, 445480, 445824, 447552, 458208, 462336, 466560, 479520, 483840, 487620, 495360, 497280, 501165, 501552, 503496, 509120, 511488, 515484, 520128, 534576, 539460, 544320, 557280, 559440, 572760, 575424, 577920, 585144, 594432, 596736, 601398, 610944, 622080, 626940, 629370, 639360, 644355, 650160, 653184, 663040, 668220, 668736, 671328, 687312, 693504, 712768, 719280, 725760, 731430, 743040, 745920, 755244, 763680, 767232, 770560, 773226, 780192, 801864, 814592, 816480, 835920, 839160, 852480, 859140, 863136, 866880, 870912, 877716, 890960, 891648, 895104, 902097, 916416, 933120, 944055, 959040, 975240, 990720, 994560, 1002330, 1003104, 1006992, 1018240, 1030968, 1040256, 1069152, 1078920, 1088640, 1097145, 1114560, 1118880, 1145520, 1150848, 1155840, 1159839, 1170288, 1193472, 1202796, 1221888, 1253880, 1258740, 1278720, 1288710, 1300320, 1306368, 1336440, 1337472, 1342656, 1374624, 1387008, 1425536, 1438560, 1451520, 1462860, 1486080, 1491840, 1503495, 1510488, 1527360, 1534464, 1546452, 1560384, 1603728, 1632960, 1671840, 1678320, 1718280, 1726272, 1733760, 1755432, 1781920, 1783296, 1790208, 1804194, 1832832, 1866240, 1888110, 1918080, 1933065, 1950480, 1989120, 2004660, 2006208, 2013984, 2036480, 2061936, 2080512, 2138304, 2157840, 2177280, 2194290, 2229120, 2237760, 2291040, 2301696, 2311680, 2319678, 2340576, 2405592, 2443776, 2507760, 2517480, 2557440, 2577420, 2600640, 2612736, 2672880, 2674944, 2685312, 2706291, 2749248, 2851072, 2877120, 2925720, 2972160, 2983680, 3006990, 3020976, 3054720, 3092904, 3120768, 3207456, 3265920, 3343680, 3356640, 3436560, 3452544, 3467520, 3510864, 3563840, 3580416, 3608388, 3665664, 3776220, 3836160, 3866130, 3900960, 4009320, 4012416, 4027968, 4072960, 4123872, 4161024, 4276608, 4315680, 4354560, 4388580, 4458240, 4475520, 4510485, 4582080, 4603392, 4639356, 4681152, 4811184, 5015520, 5034960, 5154840, 5201280, 5345760, 5349888, 5370624, 5412582, 5498496, 5702144, 5754240, 5799195, 5851440, 5967360, 6013980, 6041952, 6109440, 6185808, 6241536, 6414912, 6531840, 6687360, 6713280, 6873120, 6905088, 6935040, 7021728, 7127680, 7216776, 7331328, 7552440, 7672320, 7732260, 7801920, 8018640, 8024832, 8055936, 8118873, 8247744, 8553216, 8631360, 8777160, 8916480, 8951040, 9020970, 9164160, 9278712, 9362304, 9622368, 10031040, 10069920, 10309680, 10402560, 10691520, 10741248, 10825164, 10996992, 11508480, 11598390, 11702880, 12027960, 12083904, 12218880, 12371616, 12483072, 12829824, 13063680, 13374720, 13426560, 13531455, 13746240, 13810176, 14043456, 14255360, 14433552, 15104880, 15464520, 15603840, 16037280, 16049664, 16111872, 16237746, 16495488, 17106432, 17262720, 17554320, 17902080, 18041940, 18328320, 18557424, 18724608, 19244736, 20062080, 20139840, 20619360, 20805120, 21383040, 21650328, 21993984, 23016960, 23196780, 23405760, 24055920, 24167808, 24743232, 25659648, 26749440, 26853120, 27062910, 27492480, 28086912, 28510720, 28867104, 30209760, 30929040, 31207680, 32074560, 32223744, 32475492, 32990976, 34525440, 35108640, 36083880, 36656640, 37114848, 37449216, 38489472, 40124160, 40279680, 40594365, 41238720, 42766080, 43300656, 46393560, 46811520, 48111840, 48335616, 49486464, 51319296, 53706240, 54125820, 54984960, 56173824, 57734208, 60419520, 61858080, 62415360, 64149120, 64950984, 65981952, 69050880, 70217280, 72167760, 74229696, 76978944, 80248320, 80559360, 81188730, 82477440, 85532160, 86601312, 92787120, 93623040, 96223680, 96671232, 98972928, 108251640, 109969920, 112347648, 115468416, 120839040, 123716160, 128298240, 129901968, 140434560, 144335520, 148459392, 153957888, 161118720, 162377460, 164954880, 173202624, 185574240, 187246080, 192447360, 197945856, 216503280, 230936832, 241678080, 247432320, 256596480, 259803936, 280869120, 288671040, 296918784, 324754920, 329909760, 346405248, 371148480, 384894720, 433006560, 461873664, 483356160, 494864640, 519607872, 561738240, 577342080, 593837568, 649509840, 692810496, 742296960, 769789440, 866013120, 989729280, 1039215744, 1154684160, 1299019680, 1385620992, 1484593920, 1732026240, 2078431488, 2309368320, 2598039360, 2969187840, 3464052480, 4156862976, 5196078720, 6928104960, 10392157440, 20784314880]

約数ペア:

[(1, 20784314880), (2, 10392157440), (3, 6928104960), (4, 5196078720), (5, 4156862976), (6, 3464052480), (7, 2969187840), (8, 2598039360), (9, 2309368320), (10, 2078431488), (12, 1732026240), (14, 1484593920), (15, 1385620992), (16, 1299019680), (18, 1154684160), (20, 1039215744), (21, 989729280), (24, 866013120), (27, 769789440), (28, 742296960), (30, 692810496), (32, 649509840), (35, 593837568), (36, 577342080), (37, 561738240), (40, 519607872), (42, 494864640), (43, 483356160), (45, 461873664), (48, 433006560), (54, 384894720), (56, 371148480), (60, 346405248), (63, 329909760), (64, 324754920), (70, 296918784), (72, 288671040), (74, 280869120), (80, 259803936), (81, 256596480), (84, 247432320), (86, 241678080), (90, 230936832), (96, 216503280), (105, 197945856), (108, 192447360), (111, 187246080), (112, 185574240), (120, 173202624), (126, 164954880), (128, 162377460), (129, 161118720), (135, 153957888), (140, 148459392), (144, 144335520), (148, 140434560), (160, 129901968), (162, 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(1806, 11508480), (1890, 10996992), (1920, 10825164), (1935, 10741248), (1944, 10691520), (1998, 10402560), (2016, 10309680), (2064, 10069920), (2072, 10031040), (2160, 9622368), (2220, 9362304), (2240, 9278712), (2268, 9164160), (2304, 9020970), (2322, 8951040), (2331, 8916480), (2368, 8777160), (2408, 8631360), (2430, 8553216), (2520, 8247744), (2560, 8118873), (2580, 8055936), (2590, 8024832), (2592, 8018640), (2664, 7801920), (2688, 7732260), (2709, 7672320), (2752, 7552440), (2835, 7331328), (2880, 7216776), (2916, 7127680), (2960, 7021728), (2997, 6935040), (3010, 6905088), (3024, 6873120), (3096, 6713280), (3108, 6687360), (3182, 6531840), (3240, 6414912), (3330, 6241536), (3360, 6185808), (3402, 6109440), (3440, 6041952), (3456, 6013980), (3483, 5967360), (3552, 5851440), (3584, 5799195), (3612, 5754240), (3645, 5702144), (3780, 5498496), (3840, 5412582), (3870, 5370624), (3885, 5349888), (3888, 5345760), (3996, 5201280), (4032, 5154840), (4128, 5034960), (4144, 5015520), 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