20663475840

素因数分解:

$2^7\times 3^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 1152

約数和(自身を含む): 91544918400

約数和(自身を除く): 70881442560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 37, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 64, 70, 72, 74, 76, 80, 81, 84, 90, 95, 96, 105, 108, 111, 112, 114, 120, 126, 128, 133, 135, 140, 144, 148, 152, 160, 162, 168, 171, 180, 185, 189, 190, 192, 210, 216, 222, 224, 228, 240, 243, 252, 259, 266, 270, 280, 285, 288, 296, 304, 315, 320, 324, 333, 336, 342, 360, 370, 378, 380, 384, 399, 405, 420, 432, 444, 448, 456, 480, 486, 504, 513, 518, 532, 540, 555, 560, 567, 570, 576, 592, 608, 630, 640, 648, 665, 666, 672, 684, 703, 720, 729, 740, 756, 760, 777, 798, 810, 840, 855, 864, 888, 896, 912, 945, 960, 972, 999, 1008, 1026, 1036, 1064, 1080, 1110, 1120, 1134, 1140, 1152, 1184, 1197, 1215, 1216, 1260, 1295, 1296, 1330, 1332, 1344, 1368, 1406, 1440, 1458, 1480, 1512, 1520, 1539, 1554, 1596, 1620, 1665, 1680, 1701, 1710, 1728, 1776, 1824, 1890, 1920, 1944, 1995, 1998, 2016, 2052, 2072, 2109, 2128, 2160, 2187, 2220, 2240, 2268, 2280, 2331, 2368, 2394, 2430, 2432, 2520, 2565, 2590, 2592, 2660, 2664, 2688, 2736, 2812, 2835, 2880, 2916, 2960, 2997, 3024, 3040, 3078, 3108, 3192, 3240, 3330, 3360, 3402, 3420, 3456, 3515, 3552, 3591, 3645, 3648, 3780, 3885, 3888, 3990, 3996, 4032, 4104, 4144, 4218, 4256, 4320, 4374, 4440, 4480, 4536, 4560, 4617, 4662, 4736, 4788, 4860, 4921, 4995, 5040, 5103, 5130, 5180, 5184, 5320, 5328, 5472, 5624, 5670, 5760, 5832, 5920, 5985, 5994, 6048, 6080, 6156, 6216, 6327, 6384, 6480, 6561, 6660, 6720, 6804, 6840, 6993, 7030, 7104, 7182, 7290, 7296, 7560, 7695, 7770, 7776, 7980, 7992, 8064, 8208, 8288, 8436, 8505, 8512, 8640, 8748, 8880, 8991, 9072, 9120, 9234, 9324, 9576, 9720, 9842, 9990, 10080, 10206, 10260, 10360, 10368, 10545, 10640, 10656, 10773, 10935, 10944, 11248, 11340, 11655, 11664, 11840, 11970, 11988, 12096, 12160, 12312, 12432, 12654, 12768, 12960, 13122, 13320, 13440, 13608, 13680, 13851, 13986, 14060, 14208, 14364, 14580, 14763, 14985, 15120, 15309, 15390, 15540, 15552, 15960, 15984, 16416, 16576, 16872, 17010, 17024, 17280, 17496, 17760, 17955, 17982, 18144, 18240, 18468, 18648, 18981, 19152, 19440, 19684, 19980, 20160, 20412, 20520, 20720, 20979, 21090, 21280, 21312, 21546, 21870, 21888, 22496, 22680, 23085, 23310, 23328, 23680, 23940, 23976, 24192, 24605, 24624, 24864, 25308, 25515, 25536, 25920, 26244, 26640, 26973, 27216, 27360, 27702, 27972, 28120, 28728, 29160, 29526, 29970, 30240, 30618, 30780, 31080, 31104, 31635, 31920, 31968, 32319, 32805, 32832, 33152, 33744, 34020, 34965, 34992, 35520, 35910, 35964, 36288, 36480, 36936, 37296, 37962, 38304, 38880, 39368, 39960, 40320, 40824, 41040, 41440, 41553, 41958, 42180, 42560, 42624, 43092, 43740, 44289, 44955, 44992, 45360, 45927, 46170, 46620, 46656, 47880, 47952, 49210, 49248, 49728, 50616, 51030, 51072, 51840, 52488, 53280, 53865, 53946, 54432, 54720, 55404, 55944, 56240, 56943, 57456, 58320, 59052, 59940, 60480, 61236, 61560, 62160, 62937, 63270, 63840, 63936, 64638, 65610, 65664, 67488, 68040, 69255, 69930, 69984, 71040, 71820, 71928, 72576, 73815, 73872, 74592, 75924, 76545, 76608, 77760, 78736, 79920, 80919, 81648, 82080, 82880, 83106, 83916, 84360, 85120, 86184, 87480, 88578, 89910, 89984, 90720, 91854, 92340, 93240, 93312, 94905, 95760, 95904, 96957, 98420, 98496, 99456, 101232, 102060, 104895, 104976, 106560, 107730, 107892, 108864, 109440, 110808, 111888, 112480, 113886, 114912, 116640, 118104, 119880, 120960, 122472, 123120, 124320, 124659, 125874, 126540, 127680, 127872, 129276, 131220, 132867, 134865, 134976, 136080, 138510, 139860, 139968, 143640, 143856, 147630, 147744, 149184, 151848, 153090, 153216, 155520, 157472, 159840, 161595, 161838, 163296, 164160, 165760, 166212, 167832, 168720, 170829, 172368, 174960, 177156, 179820, 181440, 183708, 184680, 186480, 188811, 189810, 191520, 191808, 193914, 196840, 196992, 202464, 204120, 207765, 209790, 209952, 213120, 215460, 215784, 217728, 221445, 221616, 223776, 224960, 227772, 229635, 229824, 233280, 236208, 239760, 242757, 244944, 246240, 248640, 249318, 251748, 253080, 255360, 258552, 262440, 265734, 269730, 269952, 272160, 277020, 279720, 279936, 284715, 287280, 287712, 290871, 295260, 295488, 298368, 303696, 306180, 314685, 314944, 319680, 323190, 323676, 326592, 328320, 332424, 335664, 337440, 341658, 344736, 349920, 354312, 359640, 362880, 367416, 369360, 372960, 377622, 379620, 383040, 383616, 387828, 393680, 398601, 404595, 404928, 408240, 415530, 419580, 419904, 430920, 431568, 442890, 443232, 447552, 449920, 455544, 459270, 459648, 466560, 472416, 479520, 484785, 485514, 489888, 492480, 497280, 498636, 503496, 506160, 512487, 517104, 524880, 531468, 539460, 544320, 554040, 559440, 566433, 569430, 574560, 575424, 581742, 590520, 590976, 607392, 612360, 623295, 629370, 629888, 639360, 646380, 647352, 653184, 664335, 664848, 671328, 674880, 683316, 689472, 699840, 708624, 719280, 734832, 738720, 745920, 755244, 759240, 766080, 775656, 787360, 797202, 809190, 809856, 816480, 831060, 839160, 839808, 854145, 861840, 863136, 872613, 885780, 886464, 895104, 911088, 918540, 944055, 944832, 959040, 969570, 971028, 979776, 984960, 997272, 1006992, 1012320, 1024974, 1034208, 1049760, 1062936, 1078920, 1088640, 1108080, 1118880, 1132866, 1138860, 1149120, 1150848, 1163484, 1181040, 1195803, 1213785, 1214784, 1224720, 1246590, 1258740, 1292760, 1294704, 1328670, 1329696, 1342656, 1349760, 1366632, 1378944, 1399680, 1417248, 1438560, 1454355, 1469664, 1477440, 1491840, 1510488, 1518480, 1537461, 1551312, 1574720, 1594404, 1618380, 1632960, 1662120, 1678320, 1699299, 1708290, 1723680, 1726272, 1745226, 1771560, 1772928, 1822176, 1837080, 1888110, 1889664, 1918080, 1939140, 1942056, 1959552, 1993005, 1994544, 2013984, 2024640, 2049948, 2068416, 2099520, 2125872, 2157840, 2216160, 2237760, 2265732, 2277720, 2298240, 2326968, 2362080, 2391606, 2427570, 2429568, 2449440, 2493180, 2517480, 2562435, 2585520, 2589408, 2657340, 2659392, 2685312, 2733264, 2832165, 2834496, 2877120, 2908710, 2939328, 2954880, 3020976, 3036960, 3074922, 3102624, 3149440, 3188808, 3236760, 3265920, 3324240, 3356640, 3398598, 3416580, 3447360, 3452544, 3490452, 3543120, 3587409, 3644352, 3674160, 3776220, 3878280, 3884112, 3986010, 3989088, 4027968, 4049280, 4099896, 4136832, 4199040, 4251744, 4315680, 4363065, 4432320, 4475520, 4531464, 4555440, 4612383, 4653936, 4724160, 4783212, 4855140, 4898880, 4986360, 5034960, 5124870, 5171040, 5178816, 5314680, 5318784, 5466528, 5664330, 5668992, 5754240, 5817420, 5878656, 5979015, 6041952, 6073920, 6149844, 6205248, 6377616, 6473520, 6648480, 6713280, 6797196, 6833160, 6894720, 6980904, 7086240, 7174818, 7288704, 7348320, 7552440, 7687305, 7756560, 7768224, 7972020, 7978176, 8055936, 8199792, 8496495, 8503488, 8631360, 8726130, 8864640, 9062928, 9110880, 9224766, 9307872, 9448320, 9566424, 9710280, 9797760, 9972720, 10069920, 10249740, 10342080, 10357632, 10629360, 10762227, 10933056, 11328660, 11634840, 11958030, 12083904, 12147840, 12299688, 12410496, 12755232, 12947040, 13296960, 13426560, 13594392, 13666320, 13961808, 14172480, 14349636, 14696640, 15104880, 15374610, 15513120, 15536448, 15944040, 15956352, 16399584, 16992990, 17006976, 17262720, 17452260, 17937045, 18125856, 18221760, 18449532, 18615744, 19132848, 19420560, 19945440, 20139840, 20499480, 20684160, 21258720, 21524454, 21866112, 22657320, 23061915, 23269680, 23916060, 24167808, 24599376, 25510464, 25894080, 26593920, 27188784, 27332640, 27923616, 28344960, 28699272, 29393280, 30209760, 30749220, 31026240, 31072896, 31888080, 32286681, 32799168, 33985980, 34904520, 35874090, 36251712, 36443520, 36899064, 37231488, 38265696, 38841120, 39890880, 40279680, 40998960, 42517440, 43048908, 45314640, 46123830, 46539360, 47832120, 49198752, 51020928, 51788160, 53811135, 54377568, 54665280, 55847232, 57398544, 60419520, 61498440, 62052480, 63776160, 64573362, 65598336, 67971960, 69809040, 71748180, 72503424, 73798128, 76531392, 77682240, 79781760, 81997920, 85034880, 86097816, 90629280, 92247660, 93078720, 95664240, 98397504, 107622270, 108755136, 109330560, 111694464, 114797088, 120839040, 122996880, 127552320, 129146724, 135943920, 139618080, 143496360, 147596256, 153062784, 155364480, 161433405, 163995840, 172195632, 181258560, 184495320, 186157440, 191328480, 196795008, 215244540, 217510272, 229594176, 245993760, 255104640, 258293448, 271887840, 279236160, 286992720, 295192512, 322866810, 327991680, 344391264, 362517120, 368990640, 382656960, 430489080, 459188352, 491987520, 516586896, 543775680, 558472320, 573985440, 590385024, 645733620, 688782528, 737981280, 765313920, 860978160, 983975040, 1033173792, 1087551360, 1147970880, 1291467240, 1377565056, 1475962560, 1721956320, 2066347584, 2295941760, 2582934480, 2951925120, 3443912640, 4132695168, 5165868960, 6887825280, 10331737920, 20663475840]

約数ペア:

[(1, 20663475840), (2, 10331737920), (3, 6887825280), (4, 5165868960), (5, 4132695168), (6, 3443912640), (7, 2951925120), (8, 2582934480), (9, 2295941760), (10, 2066347584), (12, 1721956320), (14, 1475962560), (15, 1377565056), (16, 1291467240), (18, 1147970880), (19, 1087551360), (20, 1033173792), (21, 983975040), (24, 860978160), (27, 765313920), (28, 737981280), (30, 688782528), (32, 645733620), (35, 590385024), (36, 573985440), (37, 558472320), (38, 543775680), (40, 516586896), (42, 491987520), (45, 459188352), (48, 430489080), (54, 382656960), (56, 368990640), (57, 362517120), (60, 344391264), (63, 327991680), (64, 322866810), (70, 295192512), (72, 286992720), (74, 279236160), (76, 271887840), (80, 258293448), (81, 255104640), (84, 245993760), (90, 229594176), (95, 217510272), (96, 215244540), (105, 196795008), (108, 191328480), (111, 186157440), (112, 184495320), (114, 181258560), (120, 172195632), (126, 163995840), (128, 161433405), (133, 155364480), (135, 153062784), (140, 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35874090), (592, 34904520), (608, 33985980), (630, 32799168), (640, 32286681), (648, 31888080), (665, 31072896), (666, 31026240), (672, 30749220), (684, 30209760), (703, 29393280), (720, 28699272), (729, 28344960), (740, 27923616), (756, 27332640), (760, 27188784), (777, 26593920), (798, 25894080), (810, 25510464), (840, 24599376), (855, 24167808), (864, 23916060), (888, 23269680), (896, 23061915), (912, 22657320), (945, 21866112), (960, 21524454), (972, 21258720), (999, 20684160), (1008, 20499480), (1026, 20139840), (1036, 19945440), (1064, 19420560), (1080, 19132848), (1110, 18615744), (1120, 18449532), (1134, 18221760), (1140, 18125856), (1152, 17937045), (1184, 17452260), (1197, 17262720), (1215, 17006976), (1216, 16992990), (1260, 16399584), (1295, 15956352), (1296, 15944040), (1330, 15536448), (1332, 15513120), (1344, 15374610), (1368, 15104880), (1406, 14696640), (1440, 14349636), (1458, 14172480), (1480, 13961808), (1512, 13666320), (1520, 13594392), (1539, 13426560), (1554, 13296960), (1596, 12947040), (1620, 12755232), (1665, 12410496), (1680, 12299688), (1701, 12147840), (1710, 12083904), (1728, 11958030), (1776, 11634840), (1824, 11328660), (1890, 10933056), (1920, 10762227), (1944, 10629360), (1995, 10357632), (1998, 10342080), (2016, 10249740), (2052, 10069920), (2072, 9972720), (2109, 9797760), (2128, 9710280), (2160, 9566424), (2187, 9448320), (2220, 9307872), (2240, 9224766), (2268, 9110880), (2280, 9062928), (2331, 8864640), (2368, 8726130), (2394, 8631360), (2430, 8503488), (2432, 8496495), (2520, 8199792), (2565, 8055936), (2590, 7978176), (2592, 7972020), (2660, 7768224), (2664, 7756560), (2688, 7687305), (2736, 7552440), (2812, 7348320), (2835, 7288704), (2880, 7174818), (2916, 7086240), (2960, 6980904), (2997, 6894720), (3024, 6833160), (3040, 6797196), (3078, 6713280), (3108, 6648480), (3192, 6473520), (3240, 6377616), (3330, 6205248), (3360, 6149844), (3402, 6073920), (3420, 6041952), (3456, 5979015), (3515, 5878656), (3552, 5817420), (3591, 5754240), (3645, 5668992), (3648, 5664330), (3780, 5466528), (3885, 5318784), (3888, 5314680), (3990, 5178816), (3996, 5171040), (4032, 5124870), (4104, 5034960), (4144, 4986360), (4218, 4898880), (4256, 4855140), (4320, 4783212), (4374, 4724160), (4440, 4653936), (4480, 4612383), (4536, 4555440), (4560, 4531464), (4617, 4475520), (4662, 4432320), (4736, 4363065), (4788, 4315680), (4860, 4251744), (4921, 4199040), (4995, 4136832), (5040, 4099896), (5103, 4049280), (5130, 4027968), (5180, 3989088), (5184, 3986010), (5320, 3884112), (5328, 3878280), (5472, 3776220), (5624, 3674160), (5670, 3644352), (5760, 3587409), (5832, 3543120), (5920, 3490452), (5985, 3452544), (5994, 3447360), (6048, 3416580), (6080, 3398598), (6156, 3356640), (6216, 3324240), (6327, 3265920), (6384, 3236760), (6480, 3188808), (6561, 3149440), (6660, 3102624), (6720, 3074922), (6804, 3036960), (6840, 3020976), (6993, 2954880), (7030, 2939328), (7104, 2908710), (7182, 2877120), (7290, 2834496), (7296, 2832165), (7560, 2733264), (7695, 2685312), (7770, 2659392), (7776, 2657340), (7980, 2589408), (7992, 2585520), (8064, 2562435), (8208, 2517480), (8288, 2493180), (8436, 2449440), (8505, 2429568), (8512, 2427570), (8640, 2391606), (8748, 2362080), (8880, 2326968), (8991, 2298240), (9072, 2277720), (9120, 2265732), (9234, 2237760), (9324, 2216160), (9576, 2157840), (9720, 2125872), (9842, 2099520), (9990, 2068416), (10080, 2049948), (10206, 2024640), (10260, 2013984), (10360, 1994544), (10368, 1993005), (10545, 1959552), (10640, 1942056), (10656, 1939140), (10773, 1918080), (10935, 1889664), (10944, 1888110), (11248, 1837080), (11340, 1822176), (11655, 1772928), (11664, 1771560), (11840, 1745226), (11970, 1726272), (11988, 1723680), (12096, 1708290), (12160, 1699299), (12312, 1678320), (12432, 1662120), (12654, 1632960), (12768, 1618380), (12960, 1594404), (13122, 1574720), (13320, 1551312), (13440, 1537461), (13608, 1518480), (13680, 1510488), (13851, 1491840), (13986, 1477440), 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