20905447680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 1152

約数和(自身を含む): 87908352000

約数和(自身を除く): 67002904320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 31, 32, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 62, 64, 65, 72, 76, 78, 79, 80, 90, 93, 95, 96, 104, 108, 114, 117, 120, 124, 128, 130, 135, 144, 152, 155, 156, 158, 160, 171, 180, 186, 190, 192, 195, 208, 216, 228, 234, 237, 240, 247, 248, 256, 260, 270, 279, 285, 288, 304, 310, 312, 316, 320, 342, 351, 360, 372, 380, 384, 390, 395, 403, 416, 432, 456, 465, 468, 474, 480, 494, 496, 513, 520, 540, 558, 570, 576, 585, 589, 608, 620, 624, 632, 640, 684, 702, 711, 720, 741, 744, 760, 768, 780, 790, 806, 832, 837, 855, 864, 912, 930, 936, 948, 960, 988, 992, 1026, 1027, 1040, 1080, 1116, 1140, 1152, 1170, 1178, 1185, 1209, 1216, 1235, 1240, 1248, 1264, 1280, 1368, 1395, 1404, 1422, 1440, 1482, 1488, 1501, 1520, 1560, 1580, 1612, 1664, 1674, 1710, 1728, 1755, 1767, 1824, 1860, 1872, 1896, 1920, 1976, 1984, 2015, 2052, 2054, 2080, 2133, 2160, 2223, 2232, 2280, 2304, 2340, 2356, 2370, 2418, 2432, 2449, 2470, 2480, 2496, 2528, 2565, 2736, 2790, 2808, 2844, 2880, 2945, 2964, 2976, 3002, 3040, 3081, 3120, 3160, 3224, 3328, 3348, 3420, 3456, 3510, 3534, 3555, 3627, 3648, 3705, 3720, 3744, 3792, 3840, 3952, 3968, 4030, 4104, 4108, 4160, 4185, 4266, 4320, 4446, 4464, 4503, 4560, 4680, 4712, 4740, 4836, 4864, 4898, 4940, 4960, 4992, 5056, 5130, 5135, 5301, 5472, 5580, 5616, 5688, 5760, 5890, 5928, 5952, 6004, 6045, 6080, 6162, 6240, 6320, 6448, 6669, 6696, 6840, 6912, 7020, 7068, 7110, 7254, 7296, 7347, 7410, 7440, 7488, 7505, 7584, 7657, 7904, 7936, 8060, 8208, 8216, 8320, 8370, 8532, 8640, 8835, 8892, 8928, 9006, 9120, 9243, 9360, 9424, 9480, 9672, 9796, 9880, 9920, 9984, 10112, 10260, 10270, 10602, 10665, 10881, 10944, 11115, 11160, 11232, 11376, 11520, 11780, 11856, 11904, 12008, 12090, 12160, 12245, 12324, 12480, 12640, 12896, 13338, 13392, 13509, 13680, 14040, 14136, 14220, 14508, 14592, 14694, 14820, 14880, 14976, 15010, 15168, 15314, 15405, 15808, 15903, 16120, 16416, 16432, 16640, 16740, 17064, 17280, 17670, 17784, 17856, 18012, 18135, 18240, 18486, 18720, 18848, 18960, 19344, 19513, 19592, 19760, 19840, 20224, 20520, 20540, 21204, 21330, 21762, 21888, 22041, 22230, 22320, 22464, 22515, 22752, 22971, 23560, 23712, 23808, 24016, 24180, 24320, 24490, 24648, 24960, 25280, 25792, 26505, 26676, 26784, 27018, 27360, 27729, 28080, 28272, 28440, 29016, 29388, 29640, 29760, 29952, 30020, 30336, 30628, 30810, 31616, 31806, 31837, 32240, 32832, 32864, 33345, 33480, 34128, 34560, 35340, 35568, 35712, 36024, 36270, 36480, 36735, 36972, 37440, 37696, 37920, 38285, 38688, 39026, 39184, 39520, 39680, 40527, 41040, 41080, 42408, 42660, 43524, 43776, 44082, 44460, 44640, 44928, 45030, 45504, 45942, 46215, 46531, 47120, 47424, 48032, 48360, 48980, 49296, 49920, 50560, 51584, 53010, 53352, 53568, 54036, 54405, 54720, 55458, 56160, 56544, 56880, 58032, 58539, 58776, 59280, 59520, 60040, 60672, 61256, 61620, 63232, 63612, 63674, 64480, 65664, 65728, 66123, 66690, 66960, 67545, 68256, 68913, 70680, 71136, 71424, 72048, 72540, 72960, 73470, 73944, 74880, 75392, 75840, 76570, 77376, 78052, 78368, 79040, 79515, 81054, 82080, 82160, 84816, 85320, 87048, 88164, 88920, 89280, 89856, 90060, 91008, 91884, 92430, 93062, 94240, 94848, 95511, 96064, 96720, 97565, 97960, 98592, 101120, 103168, 106020, 106704, 107136, 108072, 108810, 109440, 110205, 110916, 112320, 113088, 113760, 114855, 116064, 117078, 117552, 118560, 119040, 120080, 122512, 123240, 127224, 127348, 128960, 131328, 131456, 132246, 133380, 133920, 135090, 136512, 137826, 138645, 139593, 141360, 142272, 144096, 145080, 146940, 147888, 149760, 150784, 151680, 153140, 154752, 156104, 156736, 158080, 159030, 159185, 162108, 164160, 164320, 169632, 170640, 174096, 175617, 176328, 177840, 178560, 180120, 182016, 183768, 184860, 186124, 188480, 189696, 191022, 192128, 193440, 195130, 195920, 197184, 202635, 206739, 212040, 213408, 214272, 216144, 217620, 218880, 220410, 221832, 224640, 226176, 227520, 229710, 232128, 232655, 234156, 235104, 237120, 240160, 245024, 246480, 254448, 254696, 257920, 262912, 264492, 266760, 267840, 270180, 273024, 275652, 277290, 279186, 282720, 284544, 286533, 288192, 290160, 292695, 293880, 295776, 303360, 306280, 309504, 312208, 313472, 316160, 318060, 318370, 324216, 328320, 328640, 330615, 339264, 341280, 344565, 348192, 351234, 352656, 355680, 357120, 360240, 367536, 369720, 372248, 376960, 382044, 384256, 386880, 390260, 391840, 394368, 405270, 413478, 418779, 424080, 426816, 432288, 435240, 440820, 443664, 449280, 452352, 455040, 459420, 464256, 465310, 468312, 470208, 474240, 477555, 480320, 490048, 492960, 508896, 509392, 515840, 526851, 528984, 533520, 535680, 540360, 546048, 551304, 554580, 558372, 565440, 569088, 573066, 576384, 580320, 585390, 587760, 591552, 604903, 612560, 624416, 626944, 636120, 636740, 648432, 656640, 657280, 661230, 678528, 682560, 689130, 696384, 697965, 702468, 705312, 711360, 720480, 735072, 739440, 744496, 753920, 764088, 773760, 780520, 783680, 788736, 810540, 826956, 837558, 848160, 853632, 859599, 864576, 870480, 878085, 881640, 887328, 910080, 918840, 928512, 930620, 936624, 940416, 948480, 955110, 960640, 980096, 985920, 1017792, 1018784, 1033695, 1053702, 1057968, 1067040, 1071360, 1080720, 1102608, 1109160, 1116744, 1130880, 1146132, 1152768, 1160640, 1170780, 1175520, 1183104, 1209806, 1225120, 1248832, 1256337, 1272240, 1273480, 1296864, 1314560, 1322460, 1357056, 1365120, 1378260, 1392768, 1395930, 1404936, 1410624, 1422720, 1432665, 1440960, 1470144, 1478880, 1488992, 1528176, 1547520, 1561040, 1567360, 1621080, 1653912, 1675116, 1696320, 1707264, 1719198, 1729152, 1740960, 1756170, 1763280, 1774656, 1814709, 1837680, 1861240, 1873248, 1880832, 1910220, 1921280, 1960192, 1971840, 2035584, 2037568, 2067390, 2093895, 2107404, 2115936, 2134080, 2161440, 2205216, 2218320, 2233488, 2261760, 2292264, 2321280, 2341560, 2351040, 2366208, 2419612, 2450240, 2497664, 2512674, 2544480, 2546960, 2593728, 2634255, 2644920, 2730240, 2756520, 2785536, 2791860, 2809872, 2821248, 2845440, 2865330, 2881920, 2940288, 2957760, 2977984, 3024515, 3056352, 3122080, 3134720, 3242160, 3307824, 3350232, 3392640, 3438396, 3458304, 3481920, 3512340, 3526560, 3549312, 3629418, 3675360, 3722480, 3746496, 3820440, 3943680, 4071168, 4075136, 4134780, 4187790, 4214808, 4231872, 4268160, 4297995, 4322880, 4410432, 4436640, 4466976, 4584528, 4642560, 4683120, 4702080, 4839224, 4900480, 4995328, 5025348, 5088960, 5093920, 5187456, 5268510, 5289840, 5444127, 5513040, 5583720, 5619744, 5642496, 5730660, 5763840, 5880576, 5915520, 5955968, 6049030, 6112704, 6244160, 6281685, 6484320, 6615648, 6700464, 6785280, 6876792, 6963840, 7024680, 7053120, 7098624, 7258836, 7350720, 7444960, 7492992, 7640880, 8150272, 8269560, 8375580, 8429616, 8463744, 8536320, 8595990, 8645760, 8820864, 8873280, 8933952, 9073545, 9169056, 9366240, 9404160, 9678448, 9800960, 10050696, 10177920, 10187840, 10374912, 10537020, 10579680, 10888254, 11026080, 11167440, 11239488, 11461320, 11831040, 11911936, 12098060, 12225408, 12488320, 12563370, 12968640, 13231296, 13400928, 13753584, 13927680, 14049360, 14106240, 14517672, 14701440, 14889920, 14985984, 15281760, 16332381, 16539120, 16751160, 16859232, 16927488, 17191980, 17291520, 17641728, 17746560, 17867904, 18147090, 18338112, 18732480, 19356896, 20101392, 20355840, 20375680, 21074040, 21159360, 21776508, 22052160, 22334880, 22478976, 22922640, 24196120, 24450816, 24976640, 25126740, 25937280, 26462592, 26801856, 27220635, 27507168, 28098720, 28212480, 29035344, 29402880, 29779840, 30563520, 32664762, 33078240, 33502320, 33718464, 34383960, 35493120, 35735808, 36294180, 36676224, 37464960, 38713792, 40202784, 40751360, 42148080, 42318720, 43553016, 44104320, 44669760, 44957952, 45845280, 48392240, 50253480, 51874560, 52925184, 53603712, 54441270, 55014336, 56197440, 58070688, 59559680, 61127040, 65329524, 66156480, 67004640, 67436928, 68767920, 72588360, 73352448, 74929920, 77427584, 80405568, 81661905, 84296160, 84637440, 87106032, 88208640, 89339520, 91690560, 96784480, 100506960, 107207424, 108882540, 110028672, 112394880, 116141376, 122254080, 130659048, 132312960, 134009280, 134873856, 137535840, 145176720, 154855168, 160811136, 163323810, 168592320, 174212064, 178679040, 183381120, 193568960, 201013920, 217765080, 220057344, 224789760, 232282752, 261318096, 264625920, 268018560, 275071680, 290353440, 321622272, 326647620, 337184640, 348424128, 366762240, 387137920, 402027840, 435530160, 464565504, 522636192, 536037120, 550143360, 580706880, 653295240, 674369280, 696848256, 774275840, 804055680, 871060320, 1045272384, 1100286720, 1161413760, 1306590480, 1393696512, 1608111360, 1742120640, 2090544768, 2322827520, 2613180960, 3484241280, 4181089536, 5226361920, 6968482560, 10452723840, 20905447680]

約数ペア:

[(1, 20905447680), (2, 10452723840), (3, 6968482560), (4, 5226361920), (5, 4181089536), (6, 3484241280), (8, 2613180960), (9, 2322827520), (10, 2090544768), (12, 1742120640), (13, 1608111360), (15, 1393696512), (16, 1306590480), (18, 1161413760), (19, 1100286720), (20, 1045272384), (24, 871060320), (26, 804055680), (27, 774275840), (30, 696848256), (31, 674369280), (32, 653295240), (36, 580706880), (38, 550143360), (39, 536037120), (40, 522636192), (45, 464565504), (48, 435530160), (52, 402027840), (54, 387137920), (57, 366762240), (60, 348424128), (62, 337184640), (64, 326647620), (65, 321622272), (72, 290353440), (76, 275071680), (78, 268018560), (79, 264625920), (80, 261318096), (90, 232282752), (93, 224789760), (95, 220057344), (96, 217765080), (104, 201013920), (108, 193568960), (114, 183381120), (117, 178679040), (120, 174212064), (124, 168592320), (128, 163323810), (130, 160811136), (135, 154855168), (144, 145176720), (152, 137535840), (155, 134873856), (156, 134009280), (158, 132312960), (160, 130659048), (171, 122254080), (180, 116141376), (186, 112394880), (190, 110028672), (192, 108882540), (195, 107207424), (208, 100506960), (216, 96784480), (228, 91690560), (234, 89339520), (237, 88208640), (240, 87106032), (247, 84637440), (248, 84296160), (256, 81661905), (260, 80405568), (270, 77427584), (279, 74929920), (285, 73352448), (288, 72588360), (304, 68767920), (310, 67436928), (312, 67004640), (316, 66156480), (320, 65329524), (342, 61127040), (351, 59559680), (360, 58070688), (372, 56197440), (380, 55014336), (384, 54441270), (390, 53603712), (395, 52925184), (403, 51874560), (416, 50253480), (432, 48392240), (456, 45845280), (465, 44957952), (468, 44669760), (474, 44104320), (480, 43553016), (494, 42318720), (496, 42148080), (513, 40751360), (520, 40202784), (540, 38713792), (558, 37464960), (570, 36676224), (576, 36294180), (585, 35735808), (589, 35493120), (608, 34383960), (620, 33718464), (624, 33502320), (632, 33078240), (640, 32664762), (684, 30563520), (702, 29779840), (711, 29402880), (720, 29035344), (741, 28212480), (744, 28098720), (760, 27507168), (768, 27220635), (780, 26801856), (790, 26462592), (806, 25937280), (832, 25126740), (837, 24976640), (855, 24450816), (864, 24196120), (912, 22922640), (930, 22478976), (936, 22334880), (948, 22052160), (960, 21776508), (988, 21159360), (992, 21074040), (1026, 20375680), (1027, 20355840), (1040, 20101392), (1080, 19356896), (1116, 18732480), (1140, 18338112), (1152, 18147090), (1170, 17867904), (1178, 17746560), (1185, 17641728), (1209, 17291520), (1216, 17191980), (1235, 16927488), (1240, 16859232), (1248, 16751160), (1264, 16539120), (1280, 16332381), (1368, 15281760), (1395, 14985984), (1404, 14889920), (1422, 14701440), (1440, 14517672), (1482, 14106240), (1488, 14049360), (1501, 13927680), (1520, 13753584), (1560, 13400928), (1580, 13231296), (1612, 12968640), (1664, 12563370), (1674, 12488320), (1710, 12225408), (1728, 12098060), (1755, 11911936), (1767, 11831040), (1824, 11461320), (1860, 11239488), (1872, 11167440), (1896, 11026080), (1920, 10888254), (1976, 10579680), (1984, 10537020), (2015, 10374912), (2052, 10187840), (2054, 10177920), (2080, 10050696), (2133, 9800960), (2160, 9678448), (2223, 9404160), (2232, 9366240), (2280, 9169056), (2304, 9073545), (2340, 8933952), (2356, 8873280), (2370, 8820864), (2418, 8645760), (2432, 8595990), (2449, 8536320), (2470, 8463744), (2480, 8429616), (2496, 8375580), (2528, 8269560), (2565, 8150272), (2736, 7640880), (2790, 7492992), (2808, 7444960), (2844, 7350720), (2880, 7258836), (2945, 7098624), (2964, 7053120), (2976, 7024680), (3002, 6963840), (3040, 6876792), (3081, 6785280), (3120, 6700464), (3160, 6615648), (3224, 6484320), (3328, 6281685), (3348, 6244160), (3420, 6112704), (3456, 6049030), (3510, 5955968), (3534, 5915520), (3555, 5880576), (3627, 5763840), (3648, 5730660), (3705, 5642496), (3720, 5619744), (3744, 5583720), (3792, 5513040), (3840, 5444127), (3952, 5289840), (3968, 5268510), (4030, 5187456), (4104, 5093920), (4108, 5088960), (4160, 5025348), (4185, 4995328), (4266, 4900480), (4320, 4839224), (4446, 4702080), (4464, 4683120), (4503, 4642560), (4560, 4584528), (4680, 4466976), (4712, 4436640), (4740, 4410432), (4836, 4322880), (4864, 4297995), (4898, 4268160), (4940, 4231872), (4960, 4214808), (4992, 4187790), (5056, 4134780), (5130, 4075136), (5135, 4071168), (5301, 3943680), (5472, 3820440), (5580, 3746496), (5616, 3722480), (5688, 3675360), (5760, 3629418), (5890, 3549312), (5928, 3526560), (5952, 3512340), (6004, 3481920), (6045, 3458304), (6080, 3438396), (6162, 3392640), (6240, 3350232), (6320, 3307824), (6448, 3242160), (6669, 3134720), (6696, 3122080), (6840, 3056352), (6912, 3024515), (7020, 2977984), (7068, 2957760), (7110, 2940288), (7254, 2881920), (7296, 2865330), (7347, 2845440), (7410, 2821248), (7440, 2809872), (7488, 2791860), (7505, 2785536), (7584, 2756520), (7657, 2730240), (7904, 2644920), (7936, 2634255), (8060, 2593728), (8208, 2546960), (8216, 2544480), (8320, 2512674), (8370, 2497664), (8532, 2450240), (8640, 2419612), (8835, 2366208), (8892, 2351040), (8928, 2341560), (9006, 2321280), (9120, 2292264), (9243, 2261760), (9360, 2233488), (9424, 2218320), (9480, 2205216), (9672, 2161440), (9796, 2134080), (9880, 2115936), (9920, 2107404), (9984, 2093895), (10112, 2067390), (10260, 2037568), (10270, 2035584), (10602, 1971840), (10665, 1960192), (10881, 1921280), (10944, 1910220), (11115, 1880832), (11160, 1873248), (11232, 1861240), (11376, 1837680), (11520, 1814709), (11780, 1774656), (11856, 1763280), (11904, 1756170), (12008, 1740960), (12090, 1729152), (12160, 1719198), (12245, 1707264), (12324, 1696320), (12480, 1675116), (12640, 1653912), (12896, 1621080), (13338, 1567360), (13392, 1561040), (13509, 1547520), (13680, 1528176), (14040, 1488992), (14136, 1478880), (14220, 1470144), (14508, 1440960), (14592, 1432665), (14694, 1422720), (14820, 1410624), (14880, 1404936), (14976, 1395930), (15010, 1392768), 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