81028563840

素因数分解:

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

素因数の和:100

約数の個数: 1152

約数和(自身を含む): 349442795520

約数和(自身を除く): 268414231680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 62, 63, 64, 70, 72, 80, 81, 84, 90, 93, 96, 98, 105, 108, 112, 120, 124, 126, 128, 135, 140, 144, 147, 155, 160, 162, 168, 180, 186, 189, 192, 196, 210, 216, 217, 224, 240, 243, 245, 248, 252, 270, 279, 280, 288, 294, 310, 315, 320, 324, 336, 343, 360, 372, 378, 384, 392, 405, 420, 432, 434, 441, 448, 465, 480, 486, 490, 496, 504, 540, 558, 560, 567, 576, 588, 620, 630, 640, 648, 651, 672, 686, 720, 735, 744, 756, 784, 810, 837, 840, 864, 868, 882, 896, 930, 945, 960, 972, 980, 992, 1008, 1029, 1080, 1085, 1116, 1120, 1134, 1152, 1176, 1215, 1240, 1260, 1296, 1302, 1323, 1344, 1372, 1395, 1440, 1470, 1488, 1512, 1519, 1568, 1620, 1674, 1680, 1701, 1715, 1728, 1736, 1764, 1860, 1890, 1920, 1944, 1953, 1960, 1984, 2016, 2058, 2160, 2170, 2205, 2232, 2240, 2268, 2352, 2401, 2430, 2480, 2511, 2520, 2592, 2604, 2646, 2688, 2744, 2790, 2835, 2880, 2940, 2976, 3024, 3038, 3087, 3136, 3240, 3255, 3348, 3360, 3402, 3430, 3456, 3472, 3528, 3720, 3780, 3888, 3906, 3920, 3968, 3969, 4032, 4116, 4185, 4320, 4340, 4410, 4464, 4480, 4536, 4557, 4704, 4802, 4860, 4960, 5022, 5040, 5145, 5184, 5208, 5292, 5488, 5580, 5670, 5760, 5859, 5880, 5952, 6048, 6076, 6174, 6272, 6480, 6510, 6615, 6696, 6720, 6804, 6860, 6944, 7056, 7203, 7440, 7533, 7560, 7595, 7776, 7812, 7840, 7938, 8064, 8232, 8370, 8505, 8640, 8680, 8820, 8928, 9072, 9114, 9261, 9408, 9604, 9720, 9765, 9920, 10044, 10080, 10290, 10368, 10416, 10584, 10633, 10976, 11160, 11340, 11718, 11760, 11904, 11907, 12005, 12096, 12152, 12348, 12555, 12960, 13020, 13230, 13392, 13440, 13608, 13671, 13720, 13888, 14112, 14406, 14880, 15066, 15120, 15190, 15435, 15552, 15624, 15680, 15876, 16464, 16740, 16807, 17010, 17280, 17360, 17577, 17640, 17856, 18144, 18228, 18522, 18816, 19208, 19440, 19530, 19840, 19845, 20088, 20160, 20580, 20832, 21168, 21266, 21609, 21952, 22320, 22680, 22785, 23436, 23520, 23814, 24010, 24192, 24304, 24696, 25110, 25920, 26040, 26460, 26784, 27216, 27342, 27440, 27776, 27783, 28224, 28812, 29295, 29760, 30132, 30240, 30380, 30870, 31104, 31248, 31360, 31752, 31899, 32928, 33480, 33614, 34020, 34720, 35154, 35280, 35712, 36015, 36288, 36456, 37044, 37665, 38416, 38880, 39060, 39690, 40176, 40320, 41013, 41160, 41664, 42336, 42532, 43218, 43904, 44640, 45360, 45570, 46305, 46872, 47040, 47628, 48020, 48608, 49392, 50220, 50421, 51840, 52080, 52731, 52920, 53165, 53568, 54432, 54684, 54880, 55566, 56448, 57624, 58590, 59520, 59535, 60264, 60480, 60760, 61740, 62496, 63504, 63798, 64827, 65856, 66960, 67228, 68040, 68355, 69440, 70308, 70560, 72030, 72576, 72912, 74088, 74431, 75330, 76832, 77760, 78120, 79380, 80352, 82026, 82320, 83328, 83349, 84035, 84672, 85064, 86436, 87885, 89280, 90720, 91140, 92610, 93744, 94080, 95256, 95697, 96040, 97216, 98784, 100440, 100842, 104160, 105462, 105840, 106330, 107136, 108045, 108864, 109368, 109760, 111132, 115248, 117180, 119070, 120528, 120960, 121520, 123039, 123480, 124992, 127008, 127596, 129654, 131712, 133920, 134456, 136080, 136710, 138880, 138915, 140616, 141120, 144060, 145824, 148176, 148862, 150660, 151263, 153664, 155520, 156240, 158760, 159495, 160704, 164052, 164640, 166698, 168070, 169344, 170128, 172872, 175770, 178560, 181440, 182280, 185220, 187488, 190512, 191394, 192080, 194432, 194481, 197568, 200880, 201684, 205065, 208320, 210924, 211680, 212660, 216090, 217728, 218736, 219520, 222264, 223293, 230496, 234360, 238140, 241056, 243040, 246078, 246960, 249984, 252105, 254016, 255192, 259308, 263655, 267840, 268912, 272160, 273420, 277830, 281232, 282240, 287091, 288120, 291648, 296352, 297724, 301320, 302526, 307328, 312480, 317520, 318990, 321408, 324135, 328104, 329280, 333396, 336140, 340256, 345744, 351540, 362880, 364560, 369117, 370440, 372155, 374976, 381024, 382788, 384160, 388962, 395136, 401760, 403368, 410130, 416640, 416745, 421848, 423360, 425320, 432180, 437472, 444528, 446586, 453789, 460992, 468720, 476280, 478485, 482112, 486080, 492156, 493920, 504210, 508032, 510384, 518616, 521017, 527310, 535680, 537824, 544320, 546840, 555660, 562464, 574182, 576240, 583296, 583443, 592704, 595448, 602640, 605052, 615195, 624960, 635040, 637980, 648270, 656208, 658560, 666792, 669879, 672280, 680512, 691488, 703080, 729120, 738234, 740880, 744310, 749952, 756315, 762048, 765576, 768320, 777924, 803520, 806736, 820260, 833490, 843696, 846720, 850640, 861273, 864360, 874944, 889056, 893172, 907578, 921984, 937440, 952560, 956970, 964224, 972160, 972405, 984312, 987840, 1008420, 1020768, 1037232, 1042034, 1054620, 1075648, 1088640, 1093680, 1111320, 1116465, 1124928, 1148364, 1152480, 1166886, 1185408, 1190896, 1205280, 1210104, 1230390, 1249920, 1270080, 1275960, 1296540, 1312416, 1333584, 1339758, 1344560, 1361024, 1361367, 1382976, 1406160, 1435455, 1458240, 1476468, 1481760, 1488620, 1512630, 1524096, 1531152, 1536640, 1555848, 1563051, 1607040, 1613472, 1640520, 1666980, 1687392, 1701280, 1722546, 1728720, 1749888, 1778112, 1786344, 1815156, 1845585, 1874880, 1905120, 1913940, 1944810, 1968624, 1975680, 2009637, 2016840, 2041536, 2074464, 2084068, 2109240, 2151296, 2187360, 2222640, 2232930, 2249856, 2268945, 2296728, 2304960, 2333772, 2381792, 2410560, 2420208, 2460780, 2540160, 2551920, 2583819, 2593080, 2605085, 2624832, 2667168, 2679516, 2689120, 2722734, 2765952, 2812320, 2870910, 2916480, 2917215, 2952936, 2963520, 2977240, 3025260, 3062304, 3111696, 3126102, 3226944, 3281040, 3333960, 3349395, 3374784, 3402560, 3445092, 3457440, 3556224, 3572688, 3630312, 3691170, 3749760, 3810240, 3827880, 3889620, 3937248, 4019274, 4033680, 4083072, 4084101, 4148928, 4168136, 4218480, 4306365, 4374720, 4445280, 4465860, 4537890, 4593456, 4609920, 4667544, 4689153, 4763584, 4821120, 4840416, 4921560, 5103840, 5167638, 5186160, 5210170, 5249664, 5334336, 5359032, 5378240, 5445468, 5624640, 5741820, 5834430, 5905872, 5927040, 5954480, 6028911, 6050520, 6124608, 6223392, 6252204, 6453888, 6562080, 6667920, 6698790, 6749568, 6805120, 6806835, 6890184, 6914880, 7145376, 7260624, 7382340, 7620480, 7655760, 7779240, 7815255, 7874496, 8038548, 8067360, 8168202, 8297856, 8336272, 8436960, 8612730, 8749440, 8890560, 8931720, 9075780, 9186912, 9335088, 9378306, 9527168, 9680832, 9843120, 10048185, 10207680, 10335276, 10372320, 10420340, 10668672, 10718064, 10756480, 10890936, 11249280, 11483640, 11668860, 11811744, 11908960, 12057822, 12101040, 12249216, 12446784, 12504408, 12919095, 13124160, 13335840, 13397580, 13613670, 13780368, 13829760, 14067459, 14290752, 14521248, 14764680, 15311520, 15558480, 15630510, 15748992, 16077096, 16134720, 16336404, 16672544, 16873920, 17225460, 17781120, 17863440, 18086733, 18151560, 18373824, 18670176, 18756612, 19361664, 19686240, 20096370, 20415360, 20420505, 20670552, 20744640, 20840680, 21436128, 21781872, 22967280, 23337720, 23445765, 23623488, 23817920, 24115644, 24202080, 24893568, 25008816, 25838190, 26248320, 26671680, 26795160, 27227340, 27560736, 28134918, 28581504, 29042496, 29529360, 30144555, 30623040, 31116960, 31261020, 32154192, 32269440, 32672808, 33345088, 33747840, 34450920, 35726880, 36173466, 36303120, 36747648, 37340352, 37513224, 39372480, 40192740, 40841010, 41341104, 41489280, 41681360, 42202377, 42872256, 43563744, 45934560, 46675440, 46891530, 47246976, 47635840, 48231288, 48404160, 50017632, 51676380, 53343360, 53590320, 54454680, 55121472, 56269836, 58084992, 59058720, 60289110, 61246080, 62233920, 62522040, 64308384, 65345616, 66690176, 68901840, 70337295, 71453760, 72346932, 72606240, 74680704, 75026448, 78744960, 80385480, 81682020, 82682208, 83362720, 84404754, 85744512, 87127488, 90433665, 91869120, 93350880, 93783060, 96462576, 96808320, 100035264, 103352760, 107180640, 108909360, 110242944, 112539672, 118117440, 120578220, 124467840, 125044080, 126607131, 128616768, 130691232, 137803680, 140674590, 142907520, 144693864, 145212480, 150052896, 160770960, 163364040, 165364416, 166725440, 168809508, 174254976, 180867330, 183738240, 186701760, 187566120, 192925152, 200070528, 206705520, 211011885, 214361280, 217818720, 225079344, 236234880, 241156440, 250088160, 253214262, 257233536, 261382464, 275607360, 281349180, 289387728, 290424960, 300105792, 321541920, 326728080, 330728832, 333450880, 337619016, 361734660, 373403520, 375132240, 385850304, 413411040, 422023770, 428722560, 435637440, 450158688, 482312880, 500176320, 506428524, 522764928, 551214720, 562698360, 578775456, 600211584, 633035655, 643083840, 653456160, 675238032, 723469320, 750264480, 771700608, 826822080, 844047540, 871274880, 900317376, 964625760, 1000352640, 1012857048, 1125396720, 1157550912, 1266071310, 1286167680, 1306912320, 1350476064, 1446938640, 1500528960, 1653644160, 1688095080, 1800634752, 1929251520, 2025714096, 2250793440, 2315101824, 2532142620, 2613824640, 2700952128, 2893877280, 3001057920, 3376190160, 3858503040, 4051428192, 4501586880, 5064285240, 5401904256, 5787754560, 6752380320, 8102856384, 9003173760, 10128570480, 11575509120, 13504760640, 16205712768, 20257140960, 27009521280, 40514281920, 81028563840]

約数ペア:

[(1, 81028563840), (2, 40514281920), (3, 27009521280), (4, 20257140960), (5, 16205712768), (6, 13504760640), (7, 11575509120), (8, 10128570480), (9, 9003173760), (10, 8102856384), (12, 6752380320), (14, 5787754560), (15, 5401904256), (16, 5064285240), (18, 4501586880), (20, 4051428192), (21, 3858503040), (24, 3376190160), (27, 3001057920), (28, 2893877280), (30, 2700952128), (31, 2613824640), (32, 2532142620), (35, 2315101824), (36, 2250793440), (40, 2025714096), (42, 1929251520), (45, 1800634752), (48, 1688095080), (49, 1653644160), (54, 1500528960), (56, 1446938640), (60, 1350476064), (62, 1306912320), (63, 1286167680), (64, 1266071310), (70, 1157550912), (72, 1125396720), (80, 1012857048), (81, 1000352640), (84, 964625760), (90, 900317376), (93, 871274880), (96, 844047540), (98, 826822080), (105, 771700608), (108, 750264480), (112, 723469320), (120, 675238032), (124, 653456160), (126, 643083840), (128, 633035655), (135, 600211584), (140, 578775456), (144, 562698360), (147, 551214720), (155, 522764928), (160, 506428524), (162, 500176320), (168, 482312880), (180, 450158688), (186, 435637440), (189, 428722560), (192, 422023770), (196, 413411040), (210, 385850304), (216, 375132240), (217, 373403520), (224, 361734660), (240, 337619016), (243, 333450880), (245, 330728832), (248, 326728080), (252, 321541920), (270, 300105792), (279, 290424960), (280, 289387728), (288, 281349180), (294, 275607360), (310, 261382464), (315, 257233536), (320, 253214262), (324, 250088160), (336, 241156440), (343, 236234880), (360, 225079344), (372, 217818720), (378, 214361280), (384, 211011885), (392, 206705520), (405, 200070528), (420, 192925152), (432, 187566120), (434, 186701760), (441, 183738240), (448, 180867330), (465, 174254976), (480, 168809508), (486, 166725440), (490, 165364416), (496, 163364040), (504, 160770960), (540, 150052896), (558, 145212480), (560, 144693864), (567, 142907520), (576, 140674590), (588, 137803680), (620, 130691232), (630, 128616768), (640, 126607131), (648, 125044080), (651, 124467840), (672, 120578220), (686, 118117440), (720, 112539672), (735, 110242944), (744, 108909360), (756, 107180640), (784, 103352760), (810, 100035264), (837, 96808320), (840, 96462576), (864, 93783060), (868, 93350880), (882, 91869120), (896, 90433665), (930, 87127488), (945, 85744512), (960, 84404754), (972, 83362720), (980, 82682208), (992, 81682020), (1008, 80385480), (1029, 78744960), (1080, 75026448), (1085, 74680704), (1116, 72606240), (1120, 72346932), (1134, 71453760), (1152, 70337295), (1176, 68901840), (1215, 66690176), (1240, 65345616), (1260, 64308384), (1296, 62522040), (1302, 62233920), (1323, 61246080), (1344, 60289110), (1372, 59058720), (1395, 58084992), (1440, 56269836), (1470, 55121472), (1488, 54454680), (1512, 53590320), (1519, 53343360), (1568, 51676380), (1620, 50017632), (1674, 48404160), (1680, 48231288), (1701, 47635840), (1715, 47246976), (1728, 46891530), (1736, 46675440), (1764, 45934560), (1860, 43563744), (1890, 42872256), (1920, 42202377), (1944, 41681360), (1953, 41489280), (1960, 41341104), (1984, 40841010), (2016, 40192740), (2058, 39372480), (2160, 37513224), (2170, 37340352), (2205, 36747648), (2232, 36303120), (2240, 36173466), (2268, 35726880), (2352, 34450920), (2401, 33747840), (2430, 33345088), (2480, 32672808), (2511, 32269440), (2520, 32154192), (2592, 31261020), (2604, 31116960), (2646, 30623040), (2688, 30144555), (2744, 29529360), (2790, 29042496), (2835, 28581504), (2880, 28134918), (2940, 27560736), (2976, 27227340), (3024, 26795160), (3038, 26671680), (3087, 26248320), (3136, 25838190), (3240, 25008816), (3255, 24893568), (3348, 24202080), (3360, 24115644), (3402, 23817920), (3430, 23623488), (3456, 23445765), (3472, 23337720), (3528, 22967280), (3720, 21781872), (3780, 21436128), (3888, 20840680), (3906, 20744640), (3920, 20670552), (3968, 20420505), (3969, 20415360), (4032, 20096370), (4116, 19686240), (4185, 19361664), (4320, 18756612), (4340, 18670176), (4410, 18373824), (4464, 18151560), (4480, 18086733), (4536, 17863440), (4557, 17781120), (4704, 17225460), (4802, 16873920), (4860, 16672544), (4960, 16336404), (5022, 16134720), (5040, 16077096), (5145, 15748992), (5184, 15630510), (5208, 15558480), (5292, 15311520), (5488, 14764680), (5580, 14521248), (5670, 14290752), (5760, 14067459), (5859, 13829760), (5880, 13780368), (5952, 13613670), (6048, 13397580), (6076, 13335840), (6174, 13124160), (6272, 12919095), (6480, 12504408), (6510, 12446784), (6615, 12249216), (6696, 12101040), (6720, 12057822), (6804, 11908960), (6860, 11811744), (6944, 11668860), (7056, 11483640), (7203, 11249280), (7440, 10890936), (7533, 10756480), (7560, 10718064), (7595, 10668672), (7776, 10420340), (7812, 10372320), (7840, 10335276), (7938, 10207680), (8064, 10048185), (8232, 9843120), (8370, 9680832), (8505, 9527168), (8640, 9378306), (8680, 9335088), (8820, 9186912), (8928, 9075780), (9072, 8931720), (9114, 8890560), (9261, 8749440), (9408, 8612730), (9604, 8436960), (9720, 8336272), (9765, 8297856), (9920, 8168202), (10044, 8067360), (10080, 8038548), (10290, 7874496), (10368, 7815255), (10416, 7779240), (10584, 7655760), (10633, 7620480), (10976, 7382340), (11160, 7260624), (11340, 7145376), (11718, 6914880), (11760, 6890184), (11904, 6806835), (11907, 6805120), (12005, 6749568), (12096, 6698790), (12152, 6667920), (12348, 6562080), (12555, 6453888), (12960, 6252204), (13020, 6223392), (13230, 6124608), (13392, 6050520), (13440, 6028911), (13608, 5954480), (13671, 5927040), (13720, 5905872), (13888, 5834430), (14112, 5741820), (14406, 5624640), (14880, 5445468), (15066, 5378240), (15120, 5359032), (15190, 5334336), (15435, 5249664), (15552, 5210170), (15624, 5186160), (15680, 5167638), (15876, 5103840), (16464, 4921560), (16740, 4840416), (16807, 4821120), (17010, 4763584), (17280, 4689153), (17360, 4667544), (17577, 4609920), (17640, 4593456), (17856, 4537890), (18144, 4465860), (18228, 4445280), (18522, 4374720), (18816, 4306365), (19208, 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