20205581760

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:906

約数の個数: 896

約数和(自身を含む): 90669465600

約数和(自身を除く): 70463883840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 31, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 62, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 104, 105, 108, 112, 117, 120, 124, 126, 130, 135, 140, 144, 155, 156, 160, 168, 180, 182, 186, 189, 192, 195, 208, 210, 216, 217, 224, 234, 240, 248, 252, 260, 270, 273, 279, 280, 288, 310, 312, 315, 320, 336, 351, 360, 364, 372, 378, 390, 403, 416, 420, 432, 434, 448, 455, 465, 468, 480, 496, 504, 520, 540, 546, 558, 560, 576, 585, 620, 624, 630, 651, 672, 702, 720, 728, 744, 756, 780, 806, 819, 829, 832, 837, 840, 864, 868, 910, 930, 936, 945, 960, 992, 1008, 1040, 1080, 1085, 1092, 1116, 1120, 1170, 1209, 1240, 1248, 1260, 1302, 1344, 1365, 1395, 1404, 1440, 1456, 1488, 1512, 1560, 1612, 1638, 1658, 1674, 1680, 1728, 1736, 1755, 1820, 1860, 1872, 1890, 1953, 1984, 2015, 2016, 2080, 2160, 2170, 2184, 2232, 2240, 2340, 2418, 2457, 2480, 2487, 2496, 2520, 2604, 2730, 2790, 2808, 2821, 2880, 2912, 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33160, 33480, 33852, 34720, 34818, 36270, 37305, 37440, 38688, 39060, 39312, 39792, 41664, 42315, 43108, 43524, 43680, 44640, 44766, 45136, 46424, 46872, 48360, 49140, 49740, 50778, 51398, 52080, 52227, 52416, 53056, 53568, 53885, 54405, 56160, 56420, 58030, 58032, 58590, 59688, 60480, 62496, 64480, 64662, 65520, 66320, 66960, 67704, 69440, 69636, 72540, 74610, 75439, 76167, 77097, 77376, 78120, 78624, 79584, 84630, 86216, 87045, 87048, 87360, 89280, 89532, 90272, 92848, 93744, 96720, 96993, 98280, 99480, 101556, 102796, 104160, 104454, 107770, 108810, 111915, 112320, 112840, 116060, 116064, 117180, 119376, 124992, 126945, 128495, 128960, 129324, 131040, 132640, 133920, 135408, 139272, 145080, 149220, 150878, 152334, 154194, 156240, 156681, 157248, 159168, 161655, 169260, 172432, 174090, 174096, 179064, 179893, 180544, 185696, 187488, 193440, 193986, 196560, 198960, 203112, 205592, 208320, 208908, 215540, 217620, 223830, 225680, 226317, 231291, 232120, 232128, 234360, 238752, 253890, 256990, 258648, 261135, 262080, 265280, 267840, 270816, 278544, 290160, 290979, 298440, 301756, 304668, 308388, 312480, 313362, 323310, 334087, 338520, 344864, 348180, 348192, 358128, 359786, 371392, 374976, 377195, 380835, 385485, 386880, 387972, 393120, 397920, 406224, 411184, 417816, 431080, 435240, 447660, 451360, 452634, 462582, 464240, 468720, 477504, 484965, 507780, 513980, 517296, 522270, 539679, 541632, 557088, 580320, 581958, 596880, 603512, 609336, 616776, 624960, 626724, 646620, 668174, 677040, 678951, 689728, 693873, 696360, 696384, 716256, 719572, 754390, 761670, 770970, 775944, 783405, 786240, 795840, 812448, 822368, 835632, 862160, 870480, 895320, 899465, 902720, 905268, 925164, 928480, 937440, 969930, 1002261, 1015560, 1027960, 1034592, 1044540, 1079358, 1114176, 1131585, 1156455, 1160640, 1163916, 1193760, 1207024, 1218672, 1233552, 1253448, 1293240, 1336348, 1354080, 1357902, 1387746, 1392720, 1432512, 1439144, 1454895, 1508780, 1523340, 1541940, 1551888, 1566810, 1619037, 1624896, 1644736, 1670435, 1671264, 1724320, 1740960, 1790640, 1798930, 1810536, 1850328, 1856960, 1874880, 1939860, 2004522, 2031120, 2036853, 2055920, 2069184, 2089080, 2158716, 2263170, 2312910, 2327832, 2338609, 2387520, 2414048, 2437344, 2467104, 2506896, 2586480, 2672696, 2698395, 2708160, 2715804, 2775492, 2785440, 2878288, 2909790, 3006783, 3017560, 3046680, 3083880, 3103776, 3133620, 3238074, 3340870, 3342528, 3394755, 3448640, 3469365, 3481920, 3581280, 3597860, 3621072, 3700656, 3879720, 4009044, 4062240, 4073706, 4111840, 4178160, 4317432, 4526340, 4625820, 4655664, 4677218, 4828096, 4857111, 4874688, 4934208, 5011305, 5013792, 5172960, 5345392, 5396790, 5431608, 5550984, 5570880, 5756576, 5819580, 6013566, 6035120, 6093360, 6167760, 6207552, 6267240, 6476148, 6681740, 6789510, 6938730, 7015827, 7162560, 7195720, 7242144, 7401312, 7759440, 8018088, 8095185, 8124480, 8147412, 8223680, 8356320, 8634864, 9020349, 9052680, 9251640, 9311328, 9354436, 9714222, 10022610, 10027584, 10184265, 10345920, 10690784, 10793580, 10863216, 11101968, 11513152, 11639160, 11693045, 12027132, 12070240, 12186720, 12335520, 12534480, 12952296, 13363480, 13579020, 13877460, 14031654, 14391440, 14484288, 14802624, 15033915, 15518880, 16036176, 16190370, 16294824, 16712640, 17269728, 18040698, 18105360, 18503280, 18622656, 18708872, 19428444, 20045220, 20368530, 21047481, 21381568, 21587160, 21726432, 22203936, 23278320, 23386090, 24054264, 24140480, 24285555, 24373440, 24671040, 25068960, 25904592, 26726960, 27158040, 27754920, 28063308, 28782880, 30067830, 31037760, 32072352, 32380740, 32589648, 34539456, 35079135, 36081396, 36210720, 37006560, 37417744, 38856888, 40090440, 40737060, 42094962, 43174320, 43452864, 44407872, 45101745, 46556640, 46772180, 48108528, 48571110, 50137920, 51809184, 53453920, 54316080, 55509840, 56126616, 57565760, 60135660, 63142443, 64144704, 64761480, 65179296, 70158270, 72162792, 72421440, 74013120, 74835488, 77713776, 80180880, 81474120, 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約数ペア:

[(1, 20205581760), (2, 10102790880), (3, 6735193920), (4, 5051395440), (5, 4041116352), (6, 3367596960), (7, 2886511680), (8, 2525697720), (9, 2245064640), (10, 2020558176), (12, 1683798480), (13, 1554275520), (14, 1443255840), (15, 1347038784), (16, 1262848860), (18, 1122532320), (20, 1010279088), (21, 962170560), (24, 841899240), (26, 777137760), (27, 748354880), (28, 721627920), (30, 673519392), (31, 651792960), (32, 631424430), (35, 577302336), (36, 561266160), (39, 518091840), (40, 505139544), (42, 481085280), (45, 449012928), (48, 420949620), (52, 388568880), (54, 374177440), (56, 360813960), (60, 336759696), (62, 325896480), (63, 320723520), (64, 315712215), (65, 310855104), (70, 288651168), (72, 280633080), (78, 259045920), (80, 252569772), (84, 240542640), (90, 224506464), (91, 222039360), (93, 217264320), (96, 210474810), (104, 194284440), (105, 192434112), (108, 187088720), (112, 180406980), (117, 172697280), (120, 168379848), (124, 162948240), (126, 160361760), (130, 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