21087630720

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 960

約数和(自身を含む): 85374550800

約数和(自身を除く): 64286920080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 29, 30, 32, 36, 39, 40, 45, 48, 52, 54, 58, 60, 64, 65, 72, 78, 80, 81, 83, 87, 90, 96, 104, 108, 116, 117, 120, 128, 130, 135, 144, 145, 156, 160, 162, 166, 169, 174, 180, 192, 195, 208, 216, 232, 234, 240, 249, 260, 261, 270, 288, 290, 312, 320, 324, 332, 338, 348, 351, 360, 377, 384, 390, 405, 415, 416, 432, 435, 464, 468, 480, 498, 507, 520, 522, 540, 576, 580, 585, 624, 640, 648, 664, 676, 696, 702, 720, 747, 754, 780, 783, 810, 830, 832, 845, 864, 870, 928, 936, 960, 996, 1014, 1040, 1044, 1053, 1079, 1080, 1131, 1152, 1160, 1170, 1245, 1248, 1296, 1305, 1328, 1352, 1392, 1404, 1440, 1494, 1508, 1521, 1560, 1566, 1620, 1660, 1664, 1690, 1728, 1740, 1755, 1856, 1872, 1885, 1920, 1992, 2028, 2080, 2088, 2106, 2158, 2160, 2241, 2262, 2320, 2340, 2349, 2407, 2490, 2496, 2535, 2592, 2610, 2656, 2704, 2784, 2808, 2880, 2988, 3016, 3042, 3120, 3132, 3237, 3240, 3320, 3380, 3393, 3456, 3480, 3510, 3712, 3735, 3744, 3770, 3915, 3984, 4056, 4160, 4176, 4212, 4316, 4320, 4482, 4524, 4563, 4640, 4680, 4698, 4814, 4901, 4980, 4992, 5070, 5184, 5220, 5265, 5312, 5395, 5408, 5568, 5616, 5655, 5760, 5976, 6032, 6084, 6240, 6264, 6474, 6480, 6640, 6723, 6760, 6786, 6960, 7020, 7221, 7470, 7488, 7540, 7605, 7830, 7968, 8112, 8320, 8352, 8424, 8632, 8640, 8964, 9048, 9126, 9280, 9360, 9396, 9628, 9711, 9802, 9960, 10140, 10179, 10368, 10440, 10530, 10624, 10790, 10816, 11136, 11205, 11232, 11310, 11745, 11952, 12035, 12064, 12168, 12480, 12528, 12948, 12960, 13280, 13446, 13520, 13572, 13689, 13920, 14027, 14040, 14442, 14703, 14940, 14976, 15080, 15210, 15660, 15936, 16185, 16224, 16704, 16848, 16965, 17264, 17280, 17928, 18096, 18252, 18560, 18720, 18792, 19256, 19422, 19604, 19920, 20280, 20358, 20880, 21060, 21580, 21632, 21663, 22410, 22464, 22620, 22815, 23490, 23904, 24070, 24128, 24336, 24505, 24960, 25056, 25896, 25920, 26560, 26892, 27040, 27144, 27378, 27840, 28054, 28080, 28884, 29133, 29406, 29880, 30160, 30420, 30537, 31291, 31320, 31872, 32370, 32448, 33408, 33615, 33696, 33930, 34528, 35856, 36105, 36192, 36504, 37440, 37584, 38512, 38844, 39208, 39840, 40560, 40716, 41760, 42081, 42120, 43160, 43326, 44109, 44820, 44928, 45240, 45630, 46980, 47808, 48140, 48256, 48555, 48672, 49010, 50112, 50895, 51792, 51840, 53120, 53784, 54080, 54288, 54756, 55680, 56108, 56160, 57768, 58266, 58812, 59760, 60320, 60840, 61074, 62582, 62640, 64740, 64896, 64989, 67230, 67392, 67860, 68445, 69056, 70135, 71712, 72210, 72384, 73008, 73515, 74880, 75168, 77024, 77688, 78416, 79680, 81120, 81432, 83520, 84162, 84240, 86320, 86652, 87399, 88218, 89640, 90480, 91260, 93873, 93960, 95616, 96280, 97110, 97344, 98020, 100224, 101790, 103584, 107568, 108160, 108315, 108576, 109512, 112216, 112320, 115536, 116532, 117624, 119520, 120640, 121680, 122148, 125164, 125280, 126243, 129480, 129978, 132327, 134460, 134784, 135720, 136890, 138112, 140270, 143424, 144420, 144768, 145665, 146016, 147030, 150336, 152685, 154048, 155376, 156455, 156832, 159360, 162240, 162864, 167040, 168324, 168480, 172640, 173304, 174798, 176436, 179280, 180960, 182520, 187746, 187920, 192560, 194220, 194688, 194967, 196040, 203580, 207168, 210405, 215136, 216630, 217152, 219024, 220545, 224432, 224640, 231072, 233064, 235248, 239040, 241280, 243360, 244296, 250328, 250560, 252486, 258960, 259956, 264654, 268920, 271440, 273780, 280540, 281619, 286848, 288840, 291330, 292032, 294060, 300672, 305370, 308096, 310752, 312910, 313664, 324480, 324945, 325728, 336648, 336960, 345280, 346608, 349596, 352872, 358560, 361920, 365040, 375492, 375840, 378729, 385120, 388440, 389934, 392080, 396981, 406783, 407160, 414336, 420810, 430272, 433260, 434304, 436995, 438048, 441090, 448864, 462144, 466128, 469365, 470496, 478080, 486720, 488592, 500656, 501120, 504972, 517920, 519912, 529308, 537840, 542880, 547560, 561080, 563238, 577680, 582660, 584064, 588120, 610740, 621504, 625820, 627328, 631215, 649890, 651456, 661635, 673296, 673920, 690560, 693216, 699192, 705744, 717120, 723840, 730080, 750984, 751680, 757458, 770240, 776880, 779868, 784160, 793962, 813566, 814320, 841620, 844857, 860544, 866520, 873990, 876096, 882180, 897728, 924288, 932256, 938730, 940992, 973440, 974835, 977184, 1001312, 1009944, 1035840, 1039824, 1058616, 1075680, 1085760, 1095120, 1122160, 1126476, 1136187, 1155360, 1165320, 1176240, 1220349, 1221480, 1243008, 1251640, 1262430, 1299780, 1302912, 1323270, 1346592, 1386432, 1398384, 1408095, 1411488, 1434240, 1460160, 1501968, 1503360, 1514916, 1540480, 1553760, 1559736, 1568320, 1587924, 1627132, 1628640, 1683240, 1689714, 1733040, 1747980, 1752192, 1764360, 1795456, 1864512, 1877460, 1881984, 1893645, 1949670, 1954368, 1984905, 2002624, 2019888, 2033915, 2071680, 2079648, 2117232, 2151360, 2171520, 2190240, 2244320, 2252952, 2272374, 2310720, 2330640, 2352480, 2440698, 2442960, 2503280, 2524860, 2534571, 2599560, 2646540, 2693184, 2772864, 2796768, 2816190, 2822976, 2920320, 3003936, 3029832, 3107520, 3119472, 3136640, 3175848, 3254264, 3257280, 3366480, 3379428, 3466080, 3495960, 3528720, 3661047, 3729024, 3754920, 3787290, 3899340, 3908736, 3969810, 4005248, 4039776, 4067830, 4159296, 4224285, 4234464, 4302720, 4380480, 4488640, 4505904, 4544748, 4621440, 4661280, 4704960, 4881396, 4885920, 5006560, 5049720, 5069142, 5199120, 5293080, 5386368, 5593536, 5632380, 5645952, 5680935, 6007872, 6059664, 6101745, 6215040, 6238944, 6351696, 6508528, 6514560, 6732960, 6758856, 6932160, 6991920, 7057440, 7322094, 7509840, 7574580, 7798680, 7939620, 8079552, 8135660, 8318592, 8448570, 8468928, 8760960, 8977280, 9011808, 9089496, 9322560, 9409920, 9762792, 9771840, 10013120, 10099440, 10138284, 10398240, 10586160, 10983141, 11187072, 11264760, 11361870, 12015744, 12119328, 12203490, 12477888, 12672855, 12703392, 13017056, 13465920, 13517712, 13864320, 13983840, 14114880, 14644188, 15019680, 15149160, 15597360, 15879240, 16159104, 16271320, 16897140, 16937856, 18023616, 18178992, 18305235, 18645120, 19525584, 19543680, 20026240, 20198880, 20276568, 20796480, 21172320, 21966282, 22529520, 22723740, 24238656, 24406980, 24955776, 25345710, 25406784, 26034112, 26931840, 27035424, 27967680, 28229760, 29288376, 30039360, 30298320, 31194720, 31758480, 32542640, 32949423, 33794280, 36047232, 36357984, 36610470, 39051168, 40397760, 40553136, 41592960, 42344640, 43932564, 45059040, 45447480, 48477312, 48813960, 50691420, 50813568, 52068224, 54070848, 54915705, 55935360, 58576752, 60078720, 60596640, 62389440, 63516960, 65085280, 65898846, 67588560, 72715968, 73220940, 78102336, 80795520, 81106272, 84689280, 87865128, 90118080, 90894960, 97627920, 101382840, 108141696, 109831410, 117153504, 121193280, 124778880, 127033920, 130170560, 131797692, 135177120, 145431936, 146441880, 156204672, 162212544, 164747115, 175730256, 180236160, 181789920, 195255840, 202765680, 219662820, 234307008, 242386560, 254067840, 260341120, 263595384, 270354240, 292883760, 324425088, 329494230, 351460512, 363579840, 390511680, 405531360, 439325640, 468614016, 527190768, 540708480, 585767520, 658988460, 702921024, 727159680, 781023360, 811062720, 878651280, 1054381536, 1171535040, 1317976920, 1405842048, 1622125440, 1757302560, 2108763072, 2343070080, 2635953840, 3514605120, 4217526144, 5271907680, 7029210240, 10543815360, 21087630720]

約数ペア:

[(1, 21087630720), (2, 10543815360), (3, 7029210240), (4, 5271907680), (5, 4217526144), (6, 3514605120), (8, 2635953840), (9, 2343070080), (10, 2108763072), (12, 1757302560), (13, 1622125440), (15, 1405842048), (16, 1317976920), (18, 1171535040), (20, 1054381536), (24, 878651280), (26, 811062720), (27, 781023360), (29, 727159680), (30, 702921024), (32, 658988460), (36, 585767520), (39, 540708480), (40, 527190768), (45, 468614016), (48, 439325640), (52, 405531360), (54, 390511680), (58, 363579840), (60, 351460512), (64, 329494230), (65, 324425088), (72, 292883760), (78, 270354240), (80, 263595384), (81, 260341120), (83, 254067840), (87, 242386560), (90, 234307008), (96, 219662820), (104, 202765680), (108, 195255840), (116, 181789920), (117, 180236160), (120, 175730256), (128, 164747115), (130, 162212544), (135, 156204672), (144, 146441880), (145, 145431936), (156, 135177120), (160, 131797692), (162, 130170560), (166, 127033920), (169, 124778880), (174, 121193280), (180, 117153504), (192, 109831410), (195, 108141696), (208, 101382840), (216, 97627920), (232, 90894960), (234, 90118080), (240, 87865128), (249, 84689280), (260, 81106272), (261, 80795520), (270, 78102336), (288, 73220940), (290, 72715968), (312, 67588560), (320, 65898846), (324, 65085280), (332, 63516960), (338, 62389440), (348, 60596640), (351, 60078720), (360, 58576752), (377, 55935360), (384, 54915705), (390, 54070848), (405, 52068224), (415, 50813568), (416, 50691420), (432, 48813960), (435, 48477312), (464, 45447480), (468, 45059040), (480, 43932564), (498, 42344640), (507, 41592960), (520, 40553136), (522, 40397760), (540, 39051168), (576, 36610470), (580, 36357984), (585, 36047232), (624, 33794280), (640, 32949423), (648, 32542640), (664, 31758480), (676, 31194720), (696, 30298320), (702, 30039360), (720, 29288376), (747, 28229760), (754, 27967680), (780, 27035424), (783, 26931840), (810, 26034112), (830, 25406784), (832, 25345710), (845, 24955776), (864, 24406980), (870, 24238656), (928, 22723740), (936, 22529520), (960, 21966282), (996, 21172320), (1014, 20796480), (1040, 20276568), (1044, 20198880), (1053, 20026240), (1079, 19543680), (1080, 19525584), (1131, 18645120), (1152, 18305235), (1160, 18178992), (1170, 18023616), (1245, 16937856), (1248, 16897140), (1296, 16271320), (1305, 16159104), (1328, 15879240), (1352, 15597360), (1392, 15149160), (1404, 15019680), (1440, 14644188), (1494, 14114880), (1508, 13983840), (1521, 13864320), (1560, 13517712), (1566, 13465920), (1620, 13017056), (1660, 12703392), (1664, 12672855), (1690, 12477888), (1728, 12203490), (1740, 12119328), (1755, 12015744), (1856, 11361870), (1872, 11264760), (1885, 11187072), (1920, 10983141), (1992, 10586160), (2028, 10398240), (2080, 10138284), (2088, 10099440), (2106, 10013120), (2158, 9771840), (2160, 9762792), (2241, 9409920), (2262, 9322560), (2320, 9089496), (2340, 9011808), (2349, 8977280), (2407, 8760960), (2490, 8468928), (2496, 8448570), (2535, 8318592), (2592, 8135660), (2610, 8079552), (2656, 7939620), (2704, 7798680), (2784, 7574580), (2808, 7509840), (2880, 7322094), (2988, 7057440), (3016, 6991920), (3042, 6932160), (3120, 6758856), (3132, 6732960), (3237, 6514560), (3240, 6508528), (3320, 6351696), (3380, 6238944), (3393, 6215040), (3456, 6101745), (3480, 6059664), (3510, 6007872), (3712, 5680935), (3735, 5645952), (3744, 5632380), (3770, 5593536), (3915, 5386368), (3984, 5293080), (4056, 5199120), (4160, 5069142), (4176, 5049720), (4212, 5006560), (4316, 4885920), (4320, 4881396), (4482, 4704960), (4524, 4661280), (4563, 4621440), (4640, 4544748), (4680, 4505904), (4698, 4488640), (4814, 4380480), (4901, 4302720), (4980, 4234464), (4992, 4224285), (5070, 4159296), (5184, 4067830), (5220, 4039776), (5265, 4005248), (5312, 3969810), (5395, 3908736), (5408, 3899340), (5568, 3787290), (5616, 3754920), (5655, 3729024), (5760, 3661047), (5976, 3528720), (6032, 3495960), (6084, 3466080), (6240, 3379428), (6264, 3366480), (6474, 3257280), (6480, 3254264), (6640, 3175848), (6723, 3136640), (6760, 3119472), (6786, 3107520), (6960, 3029832), (7020, 3003936), (7221, 2920320), (7470, 2822976), (7488, 2816190), (7540, 2796768), (7605, 2772864), (7830, 2693184), (7968, 2646540), (8112, 2599560), (8320, 2534571), (8352, 2524860), (8424, 2503280), (8632, 2442960), (8640, 2440698), (8964, 2352480), (9048, 2330640), (9126, 2310720), (9280, 2272374), (9360, 2252952), (9396, 2244320), (9628, 2190240), (9711, 2171520), (9802, 2151360), (9960, 2117232), (10140, 2079648), (10179, 2071680), (10368, 2033915), (10440, 2019888), (10530, 2002624), (10624, 1984905), (10790, 1954368), (10816, 1949670), (11136, 1893645), (11205, 1881984), (11232, 1877460), (11310, 1864512), (11745, 1795456), (11952, 1764360), (12035, 1752192), (12064, 1747980), (12168, 1733040), (12480, 1689714), (12528, 1683240), (12948, 1628640), (12960, 1627132), (13280, 1587924), (13446, 1568320), (13520, 1559736), (13572, 1553760), (13689, 1540480), (13920, 1514916), (14027, 1503360), (14040, 1501968), (14442, 1460160), (14703, 1434240), (14940, 1411488), (14976, 1408095), (15080, 1398384), (15210, 1386432), (15660, 1346592), (15936, 1323270), (16185, 1302912), (16224, 1299780), (16704, 1262430), (16848, 1251640), (16965, 1243008), (17264, 1221480), (17280, 1220349), (17928, 1176240), (18096, 1165320), (18252, 1155360), (18560, 1136187), (18720, 1126476), (18792, 1122160), (19256, 1095120), (19422, 1085760), (19604, 1075680), (19920, 1058616), (20280, 1039824), (20358, 1035840), (20880, 1009944), (21060, 1001312), (21580, 977184), (21632, 974835), (21663, 973440), (22410, 940992), (22464, 938730), (22620, 932256), (22815, 924288), (23490, 897728), (23904, 882180), (24070, 876096), (24128, 873990), (24336, 866520), (24505, 860544), (24960, 844857), (25056, 841620), (25896, 814320), (25920, 813566), (26560, 793962), (26892, 784160), (27040, 779868), (27144, 776880), (27378, 770240), (27840, 757458), (28054, 751680), (28080, 750984), (28884, 730080), (29133, 723840), (29406, 717120), (29880, 705744), (30160, 699192), (30420, 693216), (30537, 690560), (31291, 673920), (31320, 673296), (31872, 661635), (32370, 651456), (32448, 649890), (33408, 631215), (33615, 627328), (33696, 625820), (33930, 621504), (34528, 610740), (35856, 588120), (36105, 584064), (36192, 582660), (36504, 577680), (37440, 563238), (37584, 561080), (38512, 547560), (38844, 542880), (39208, 537840), (39840, 529308), (40560, 519912), (40716, 517920), (41760, 504972), (42081, 501120), (42120, 500656), (43160, 488592), (43326, 486720), (44109, 478080), (44820, 470496), (44928, 469365), (45240, 466128), (45630, 462144), (46980, 448864), (47808, 441090), (48140, 438048), (48256, 436995), (48555, 434304), (48672, 433260), (49010, 430272), (50112, 420810), (50895, 414336), (51792, 407160), (51840, 406783), (53120, 396981), (53784, 392080), (54080, 389934), (54288, 388440), (54756, 385120), (55680, 378729), (56108, 375840), (56160, 375492), (57768, 365040), (58266, 361920), (58812, 358560), (59760, 352872), (60320, 349596), (60840, 346608), (61074, 345280), (62582, 336960), (62640, 336648), (64740, 325728), (64896, 324945), (64989, 324480), (67230, 313664), (67392, 312910), (67860, 310752), (68445, 308096), (69056, 305370), (70135, 300672), (71712, 294060), (72210, 292032), (72384, 291330), (73008, 288840), (73515, 286848), (74880, 281619), (75168, 280540), (77024, 273780), (77688, 271440), (78416, 268920), (79680, 264654), (81120, 259956), (81432, 258960), (83520, 252486), (84162, 250560), (84240, 250328), (86320, 244296), (86652, 243360), (87399, 241280), (88218, 239040), (89640, 235248), (90480, 233064), (91260, 231072), (93873, 224640), (93960, 224432), (95616, 220545), (96280, 219024), (97110, 217152), (97344, 216630), (98020, 215136), (100224, 210405), (101790, 207168), (103584, 203580), (107568, 196040), (108160, 194967), (108315, 194688), (108576, 194220), (109512, 192560), (112216, 187920), (112320, 187746), (115536, 182520), (116532, 180960), (117624, 179280), (119520, 176436), (120640, 174798), (121680, 173304), (122148, 172640), (125164, 168480), (125280, 168324), (126243, 167040), (129480, 162864), (129978, 162240), (132327, 159360), (134460, 156832), (134784, 156455), (135720, 155376), (136890, 154048), (138112, 152685), (140270, 150336), (143424, 147030), (144420, 146016), (144768, 145665)]