20385731520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 1008

約数和(自身を含む): 90180103104

約数和(自身を除く): 69794371584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 61, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 121, 122, 126, 132, 137, 140, 144, 154, 160, 165, 168, 176, 180, 183, 192, 198, 210, 220, 224, 231, 240, 242, 244, 252, 264, 274, 280, 288, 305, 308, 315, 320, 330, 336, 352, 360, 363, 366, 385, 396, 411, 420, 427, 440, 448, 462, 480, 484, 488, 495, 504, 528, 548, 549, 560, 576, 605, 610, 616, 630, 660, 671, 672, 685, 693, 704, 720, 726, 732, 770, 792, 822, 840, 847, 854, 880, 915, 924, 959, 960, 968, 976, 990, 1008, 1056, 1089, 1096, 1098, 1120, 1155, 1210, 1220, 1232, 1233, 1260, 1281, 1320, 1342, 1344, 1370, 1386, 1440, 1452, 1464, 1507, 1540, 1584, 1644, 1680, 1694, 1708, 1760, 1815, 1830, 1848, 1918, 1936, 1952, 1980, 2013, 2016, 2055, 2112, 2135, 2178, 2192, 2196, 2240, 2310, 2420, 2440, 2464, 2466, 2520, 2541, 2562, 2640, 2684, 2740, 2745, 2772, 2877, 2880, 2904, 2928, 3014, 3080, 3168, 3288, 3355, 3360, 3388, 3416, 3465, 3520, 3630, 3660, 3696, 3836, 3843, 3872, 3904, 3960, 4026, 4032, 4110, 4235, 4270, 4356, 4384, 4392, 4521, 4620, 4697, 4795, 4840, 4880, 4928, 4932, 5040, 5082, 5124, 5280, 5368, 5445, 5480, 5490, 5544, 5754, 5808, 5856, 6028, 6039, 6160, 6165, 6336, 6405, 6576, 6710, 6720, 6776, 6832, 6930, 7260, 7320, 7381, 7392, 7535, 7623, 7672, 7686, 7744, 7920, 8052, 8220, 8357, 8470, 8540, 8631, 8712, 8768, 8784, 9042, 9240, 9394, 9590, 9680, 9760, 9864, 10065, 10080, 10164, 10248, 10549, 10560, 10736, 10890, 10960, 10980, 11088, 11508, 11616, 11712, 12056, 12078, 12320, 12330, 12705, 12810, 13152, 13420, 13552, 13563, 13664, 13860, 14091, 14385, 14520, 14640, 14762, 14784, 15070, 15246, 15344, 15372, 15840, 16104, 16440, 16577, 16714, 16940, 17080, 17262, 17424, 17568, 18084, 18480, 18788, 19180, 19215, 19360, 19520, 19728, 20130, 20160, 20328, 20496, 21098, 21472, 21780, 21920, 21960, 22143, 22176, 22605, 23016, 23232, 23485, 24112, 24156, 24640, 24660, 25071, 25410, 25620, 26304, 26840, 27104, 27126, 27328, 27720, 28182, 28770, 29040, 29280, 29524, 30140, 30195, 30492, 30688, 30744, 31647, 31680, 32208, 32880, 33154, 33428, 33880, 34160, 34524, 34848, 35136, 36168, 36905, 36960, 37576, 38115, 38360, 38430, 38720, 39456, 40260, 40656, 40992, 41785, 42196, 42273, 42944, 43155, 43560, 43840, 43920, 44286, 44352, 45210, 46032, 46970, 48224, 48312, 49320, 49731, 50142, 50820, 51240, 51667, 52745, 53680, 54208, 54252, 55440, 56364, 57540, 58080, 58499, 58560, 59048, 60280, 60390, 60984, 61376, 61488, 63294, 64416, 65760, 66308, 66429, 66856, 67760, 67815, 68320, 69048, 69696, 70455, 72336, 73810, 73920, 75152, 75213, 76230, 76720, 76860, 78912, 80520, 81312, 81984, 82885, 83570, 84392, 84546, 86310, 87120, 87840, 88572, 90420, 91927, 92064, 93940, 94941, 96448, 96624, 98640, 99462, 100284, 101640, 102480, 103334, 105490, 107360, 108504, 110715, 110880, 112728, 115080, 116039, 116160, 116998, 118096, 120560, 120780, 121968, 122976, 125355, 126588, 128832, 131520, 132616, 132858, 133712, 135520, 135630, 136640, 138096, 140910, 144672, 147620, 149193, 150304, 150426, 152460, 153440, 153720, 155001, 158235, 161040, 162624, 165770, 167140, 168784, 169092, 172620, 174240, 175497, 175680, 177144, 180840, 183854, 184128, 187880, 189882, 193248, 197280, 198924, 200568, 203280, 204960, 206668, 210980, 211365, 214720, 217008, 221430, 221760, 225456, 230160, 232078, 233996, 236192, 241120, 241560, 243936, 245952, 248655, 250710, 253176, 258335, 265232, 265716, 267424, 271040, 271260, 275781, 276192, 281820, 289344, 292495, 295240, 298386, 300608, 300852, 304920, 306880, 307440, 310002, 316470, 322080, 331540, 332145, 334280, 337568, 338184, 345240, 348117, 348480, 350994, 354288, 361680, 367708, 375760, 376065, 379764, 386496, 394560, 397848, 401136, 406560, 409920, 413336, 421960, 422730, 434016, 442860, 450912, 459635, 460320, 464156, 465003, 467992, 472384, 474705, 482240, 483120, 487872, 497310, 501420, 506352, 516670, 526491, 530464, 531432, 534848, 542520, 551562, 552384, 563640, 580195, 584990, 590480, 596772, 601704, 609840, 614880, 620004, 632940, 643489, 644160, 663080, 664290, 668560, 675136, 676368, 690480, 696234, 701988, 708576, 723360, 735416, 745965, 751520, 752130, 759528, 775005, 795696, 802272, 813120, 826672, 827343, 843920, 845460, 868032, 877485, 885720, 901824, 919270, 920640, 928312, 930006, 935984, 949410, 966240, 994620, 1002840, 1011197, 1012704, 1033340, 1044351, 1052982, 1060928, 1062864, 1085040, 1103124, 1127280, 1160390, 1169980, 1180960, 1193544, 1203408, 1219680, 1229760, 1240008, 1265880, 1286978, 1326160, 1328580, 1337120, 1352736, 1378905, 1380960, 1392468, 1403976, 1417152, 1446720, 1470832, 1491930, 1503040, 1504260, 1519056, 1550010, 1591392, 1604544, 1653344, 1654686, 1687840, 1690920, 1740585, 1754970, 1771440, 1838540, 1856624, 1860012, 1871968, 1898820, 1930467, 1932480, 1989240, 2005680, 2022394, 2025408, 2066680, 2088702, 2105964, 2125728, 2170080, 2206248, 2254560, 2320780, 2325015, 2339960, 2361920, 2387088, 2406816, 2439360, 2480016, 2531760, 2573956, 2632455, 2652320, 2657160, 2674240, 2705472, 2757810, 2761920, 2784936, 2807952, 2941664, 2983860, 3008520, 3033591, 3038112, 3100020, 3182784, 3217445, 3306688, 3309372, 3375680, 3381840, 3481170, 3509940, 3542880, 3677080, 3713248, 3720024, 3743936, 3797640, 3860934, 3978480, 4011360, 4044788, 4133360, 4136715, 4177404, 4211928, 4251456, 4340160, 4412496, 4509120, 4641560, 4650030, 4679920, 4774176, 4813632, 4960032, 5055985, 5063520, 5147912, 5221755, 5264910, 5304640, 5314320, 5515620, 5569872, 5615904, 5791401, 5883328, 5967720, 6017040, 6067182, 6076224, 6200040, 6434890, 6618744, 6763680, 6962340, 7019880, 7078379, 7085760, 7354160, 7426496, 7440048, 7595280, 7721868, 7956960, 8022720, 8089576, 8266720, 8273430, 8354808, 8423856, 8824992, 9100773, 9283120, 9300060, 9359840, 9548352, 9652335, 9920064, 10111970, 10127040, 10295824, 10443510, 10529820, 10628640, 11031240, 11139744, 11231808, 11582802, 11935440, 12034080, 12134364, 12400080, 12869780, 13237488, 13527360, 13924680, 14039760, 14156758, 14708320, 14880096, 15167955, 15190560, 15443736, 15913920, 16179152, 16533440, 16546860, 16709616, 16847712, 17649984, 18201546, 18566240, 18600120, 18719680, 19304670, 20223940, 20591648, 20887020, 21059640, 21235137, 21257280, 22062480, 22279488, 23165604, 23870880, 24068160, 24268728, 24800160, 25739560, 26474976, 27849360, 28079520, 28313516, 28957005, 29416640, 29760192, 30335910, 30381120, 30887472, 32358304, 33093720, 33419232, 33695424, 35391895, 36403092, 37132480, 37200240, 38609340, 40447880, 41183296, 41774040, 42119280, 42470274, 44124960, 45503865, 46331208, 47741760, 48537456, 49600320, 51479120, 52949952, 55698720, 56159040, 56627032, 57914010, 60671820, 61774944, 63705411, 64716608, 66187440, 66838464, 70783790, 72806184, 74400480, 77218680, 80895760, 83548080, 84238560, 84940548, 88249920, 91007730, 92662416, 97074912, 102958240, 106175685, 111397440, 113254064, 115828020, 121343640, 123549888, 127410822, 132374880, 141567580, 145612368, 148800960, 154437360, 161791520, 167096160, 168477120, 169881096, 182015460, 185324832, 194149824, 205916480, 212351370, 226508128, 231656040, 242687280, 254821644, 264749760, 283135160, 291224736, 308874720, 318527055, 323583040, 334192320, 339762192, 364030920, 370649664, 424702740, 453016256, 463312080, 485374560, 509643288, 566270320, 582449472, 617749440, 637054110, 679524384, 728061840, 849405480, 926624160, 970749120, 1019286576, 1132540640, 1274108220, 1359048768, 1456123680, 1698810960, 1853248320, 2038573152, 2265081280, 2548216440, 2912247360, 3397621920, 4077146304, 5096432880, 6795243840, 10192865760, 20385731520]

約数ペア:

[(1, 20385731520), (2, 10192865760), (3, 6795243840), (4, 5096432880), (5, 4077146304), (6, 3397621920), (7, 2912247360), (8, 2548216440), (9, 2265081280), (10, 2038573152), (11, 1853248320), (12, 1698810960), (14, 1456123680), (15, 1359048768), (16, 1274108220), (18, 1132540640), (20, 1019286576), (21, 970749120), (22, 926624160), (24, 849405480), (28, 728061840), (30, 679524384), (32, 637054110), (33, 617749440), (35, 582449472), (36, 566270320), (40, 509643288), (42, 485374560), (44, 463312080), (45, 453016256), (48, 424702740), (55, 370649664), (56, 364030920), (60, 339762192), (61, 334192320), (63, 323583040), (64, 318527055), (66, 308874720), (70, 291224736), (72, 283135160), (77, 264749760), (80, 254821644), (84, 242687280), (88, 231656040), (90, 226508128), (96, 212351370), (99, 205916480), (105, 194149824), (110, 185324832), (112, 182015460), (120, 169881096), (121, 168477120), (122, 167096160), (126, 161791520), (132, 154437360), (137, 148800960), (140, 145612368), (144, 141567580), (154, 132374880), (160, 127410822), (165, 123549888), (168, 121343640), (176, 115828020), (180, 113254064), (183, 111397440), (192, 106175685), (198, 102958240), (210, 97074912), (220, 92662416), (224, 91007730), (231, 88249920), (240, 84940548), (242, 84238560), (244, 83548080), (252, 80895760), (264, 77218680), (274, 74400480), (280, 72806184), (288, 70783790), (305, 66838464), (308, 66187440), (315, 64716608), (320, 63705411), (330, 61774944), (336, 60671820), (352, 57914010), (360, 56627032), (363, 56159040), (366, 55698720), (385, 52949952), (396, 51479120), (411, 49600320), (420, 48537456), (427, 47741760), (440, 46331208), (448, 45503865), (462, 44124960), (480, 42470274), (484, 42119280), (488, 41774040), (495, 41183296), (504, 40447880), (528, 38609340), (548, 37200240), (549, 37132480), (560, 36403092), (576, 35391895), (605, 33695424), (610, 33419232), (616, 33093720), (630, 32358304), (660, 30887472), (671, 30381120), (672, 30335910), (685, 29760192), (693, 29416640), (704, 28957005), (720, 28313516), (726, 28079520), (732, 27849360), (770, 26474976), (792, 25739560), (822, 24800160), (840, 24268728), (847, 24068160), (854, 23870880), (880, 23165604), (915, 22279488), (924, 22062480), (959, 21257280), (960, 21235137), (968, 21059640), (976, 20887020), (990, 20591648), (1008, 20223940), (1056, 19304670), (1089, 18719680), (1096, 18600120), (1098, 18566240), (1120, 18201546), (1155, 17649984), (1210, 16847712), (1220, 16709616), (1232, 16546860), (1233, 16533440), (1260, 16179152), (1281, 15913920), (1320, 15443736), (1342, 15190560), (1344, 15167955), (1370, 14880096), (1386, 14708320), (1440, 14156758), (1452, 14039760), (1464, 13924680), (1507, 13527360), (1540, 13237488), (1584, 12869780), (1644, 12400080), (1680, 12134364), (1694, 12034080), (1708, 11935440), (1760, 11582802), (1815, 11231808), (1830, 11139744), (1848, 11031240), (1918, 10628640), (1936, 10529820), (1952, 10443510), (1980, 10295824), (2013, 10127040), (2016, 10111970), (2055, 9920064), (2112, 9652335), (2135, 9548352), (2178, 9359840), (2192, 9300060), (2196, 9283120), (2240, 9100773), (2310, 8824992), (2420, 8423856), (2440, 8354808), (2464, 8273430), (2466, 8266720), (2520, 8089576), (2541, 8022720), (2562, 7956960), (2640, 7721868), (2684, 7595280), (2740, 7440048), (2745, 7426496), (2772, 7354160), (2877, 7085760), (2880, 7078379), (2904, 7019880), (2928, 6962340), (3014, 6763680), (3080, 6618744), (3168, 6434890), (3288, 6200040), (3355, 6076224), (3360, 6067182), (3388, 6017040), (3416, 5967720), (3465, 5883328), (3520, 5791401), (3630, 5615904), (3660, 5569872), (3696, 5515620), (3836, 5314320), (3843, 5304640), (3872, 5264910), (3904, 5221755), (3960, 5147912), (4026, 5063520), (4032, 5055985), (4110, 4960032), (4235, 4813632), (4270, 4774176), (4356, 4679920), (4384, 4650030), (4392, 4641560), (4521, 4509120), (4620, 4412496), (4697, 4340160), (4795, 4251456), (4840, 4211928), (4880, 4177404), (4928, 4136715), (4932, 4133360), (5040, 4044788), (5082, 4011360), (5124, 3978480), (5280, 3860934), (5368, 3797640), (5445, 3743936), (5480, 3720024), (5490, 3713248), (5544, 3677080), (5754, 3542880), (5808, 3509940), (5856, 3481170), (6028, 3381840), (6039, 3375680), (6160, 3309372), (6165, 3306688), (6336, 3217445), (6405, 3182784), (6576, 3100020), (6710, 3038112), (6720, 3033591), (6776, 3008520), (6832, 2983860), (6930, 2941664), (7260, 2807952), (7320, 2784936), (7381, 2761920), (7392, 2757810), (7535, 2705472), (7623, 2674240), (7672, 2657160), (7686, 2652320), (7744, 2632455), (7920, 2573956), (8052, 2531760), (8220, 2480016), (8357, 2439360), (8470, 2406816), (8540, 2387088), (8631, 2361920), (8712, 2339960), (8768, 2325015), (8784, 2320780), (9042, 2254560), (9240, 2206248), (9394, 2170080), (9590, 2125728), (9680, 2105964), (9760, 2088702), (9864, 2066680), (10065, 2025408), (10080, 2022394), (10164, 2005680), (10248, 1989240), (10549, 1932480), (10560, 1930467), (10736, 1898820), (10890, 1871968), (10960, 1860012), (10980, 1856624), (11088, 1838540), (11508, 1771440), (11616, 1754970), (11712, 1740585), (12056, 1690920), (12078, 1687840), (12320, 1654686), (12330, 1653344), (12705, 1604544), (12810, 1591392), (13152, 1550010), (13420, 1519056), (13552, 1504260), (13563, 1503040), (13664, 1491930), (13860, 1470832), (14091, 1446720), (14385, 1417152), (14520, 1403976), (14640, 1392468), (14762, 1380960), (14784, 1378905), (15070, 1352736), (15246, 1337120), (15344, 1328580), (15372, 1326160), (15840, 1286978), (16104, 1265880), (16440, 1240008), (16577, 1229760), (16714, 1219680), (16940, 1203408), (17080, 1193544), (17262, 1180960), (17424, 1169980), (17568, 1160390), (18084, 1127280), (18480, 1103124), (18788, 1085040), (19180, 1062864), (19215, 1060928), (19360, 1052982), (19520, 1044351), (19728, 1033340), (20130, 1012704), (20160, 1011197), (20328, 1002840), (20496, 994620), (21098, 966240), (21472, 949410), (21780, 935984), (21920, 930006), (21960, 928312), (22143, 920640), (22176, 919270), (22605, 901824), (23016, 885720), (23232, 877485), (23485, 868032), (24112, 845460), (24156, 843920), (24640, 827343), (24660, 826672), (25071, 813120), (25410, 802272), (25620, 795696), (26304, 775005), (26840, 759528), (27104, 752130), (27126, 751520), (27328, 745965), (27720, 735416), (28182, 723360), (28770, 708576), (29040, 701988), (29280, 696234), (29524, 690480), (30140, 676368), (30195, 675136), (30492, 668560), (30688, 664290), (30744, 663080), (31647, 644160), (31680, 643489), (32208, 632940), (32880, 620004), (33154, 614880), (33428, 609840), (33880, 601704), (34160, 596772), (34524, 590480), (34848, 584990), (35136, 580195), (36168, 563640), (36905, 552384), (36960, 551562), (37576, 542520), (38115, 534848), (38360, 531432), (38430, 530464), (38720, 526491), (39456, 516670), (40260, 506352), (40656, 501420), (40992, 497310), (41785, 487872), (42196, 483120), (42273, 482240), (42944, 474705), (43155, 472384), (43560, 467992), (43840, 465003), (43920, 464156), (44286, 460320), (44352, 459635), (45210, 450912), (46032, 442860), (46970, 434016), (48224, 422730), (48312, 421960), (49320, 413336), (49731, 409920), (50142, 406560), (50820, 401136), (51240, 397848), (51667, 394560), (52745, 386496), (53680, 379764), (54208, 376065), (54252, 375760), (55440, 367708), (56364, 361680), (57540, 354288), (58080, 350994), (58499, 348480), (58560, 348117), (59048, 345240), (60280, 338184), (60390, 337568), (60984, 334280), (61376, 332145), (61488, 331540), (63294, 322080), (64416, 316470), (65760, 310002), (66308, 307440), (66429, 306880), (66856, 304920), (67760, 300852), (67815, 300608), (68320, 298386), (69048, 295240), (69696, 292495), (70455, 289344), (72336, 281820), (73810, 276192), (73920, 275781), (75152, 271260), (75213, 271040), (76230, 267424), (76720, 265716), (76860, 265232), (78912, 258335), (80520, 253176), (81312, 250710), (81984, 248655), (82885, 245952), (83570, 243936), (84392, 241560), (84546, 241120), (86310, 236192), (87120, 233996), (87840, 232078), (88572, 230160), (90420, 225456), (91927, 221760), (92064, 221430), (93940, 217008), (94941, 214720), (96448, 211365), (96624, 210980), (98640, 206668), (99462, 204960), (100284, 203280), (101640, 200568), (102480, 198924), (103334, 197280), (105490, 193248), (107360, 189882), (108504, 187880), (110715, 184128), (110880, 183854), (112728, 180840), (115080, 177144), (116039, 175680), (116160, 175497), (116998, 174240), (118096, 172620), (120560, 169092), (120780, 168784), (121968, 167140), (122976, 165770), (125355, 162624), (126588, 161040), (128832, 158235), (131520, 155001), (132616, 153720), (132858, 153440), (133712, 152460), (135520, 150426), (135630, 150304), (136640, 149193), (138096, 147620), (140910, 144672)]