21271138560

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 864

約数和(自身を含む): 88812552192

約数和(自身を除く): 67541413632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 67, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 127, 128, 134, 140, 144, 155, 160, 168, 180, 186, 192, 201, 210, 217, 224, 240, 248, 252, 254, 256, 268, 279, 280, 288, 310, 315, 320, 335, 336, 360, 372, 381, 384, 402, 420, 434, 448, 465, 469, 480, 496, 504, 508, 536, 558, 560, 576, 603, 620, 630, 635, 640, 651, 670, 672, 720, 744, 762, 768, 804, 840, 868, 889, 896, 930, 938, 960, 992, 1005, 1008, 1016, 1072, 1085, 1116, 1120, 1143, 1152, 1206, 1240, 1260, 1270, 1280, 1302, 1340, 1344, 1395, 1407, 1440, 1488, 1524, 1608, 1680, 1736, 1778, 1792, 1860, 1876, 1905, 1920, 1953, 1984, 2010, 2016, 2032, 2077, 2144, 2170, 2232, 2240, 2286, 2304, 2345, 2412, 2480, 2520, 2540, 2604, 2667, 2680, 2688, 2790, 2814, 2880, 2976, 3015, 3048, 3216, 3255, 3360, 3472, 3556, 3720, 3752, 3810, 3840, 3906, 3937, 3968, 4020, 4032, 4064, 4154, 4221, 4288, 4340, 4445, 4464, 4480, 4572, 4690, 4824, 4960, 5040, 5080, 5208, 5334, 5360, 5376, 5580, 5628, 5715, 5760, 5952, 6030, 6096, 6231, 6432, 6510, 6720, 6944, 7035, 7112, 7440, 7504, 7620, 7812, 7874, 7936, 8001, 8040, 8064, 8128, 8308, 8442, 8509, 8576, 8680, 8890, 8928, 8960, 9144, 9380, 9648, 9765, 9920, 10080, 10160, 10385, 10416, 10668, 10720, 11160, 11256, 11430, 11520, 11811, 11904, 12060, 12192, 12462, 12864, 13020, 13335, 13440, 13888, 14070, 14224, 14539, 14880, 15008, 15240, 15624, 15748, 16002, 16080, 16128, 16256, 16616, 16884, 17018, 17152, 17360, 17780, 17856, 18288, 18693, 18760, 19296, 19530, 19685, 19840, 20160, 20320, 20770, 20832, 21105, 21336, 21440, 22320, 22512, 22860, 23622, 23808, 24120, 24384, 24924, 25527, 25728, 26040, 26670, 26880, 27559, 27776, 28140, 28448, 29078, 29760, 30016, 30480, 31155, 31248, 31496, 32004, 32160, 32512, 33232, 33768, 34036, 34720, 35433, 35560, 35712, 36576, 37386, 37520, 38592, 39060, 39370, 39680, 40005, 40320, 40640, 41540, 41664, 42210, 42545, 42672, 42880, 43617, 44640, 45024, 45720, 47244, 48240, 48768, 49848, 51054, 51456, 52080, 53340, 55118, 55552, 56280, 56896, 58156, 59055, 59520, 59563, 60032, 60960, 62310, 62496, 62992, 64008, 64320, 66464, 67536, 68072, 69440, 70866, 71120, 71424, 72695, 73152, 74772, 75040, 76581, 77184, 78120, 78740, 80010, 80640, 81280, 82677, 83080, 83328, 84420, 85090, 85344, 85760, 87234, 89280, 90048, 91440, 93465, 94488, 96480, 97536, 99696, 102108, 104160, 106680, 110236, 112560, 113792, 116312, 118110, 119040, 119126, 120064, 121920, 124620, 124992, 125984, 127635, 128016, 128640, 130851, 132928, 135072, 136144, 137795, 138880, 141732, 142240, 145390, 146304, 149544, 150080, 153162, 154368, 156240, 157480, 160020, 162560, 165354, 166160, 166656, 168840, 170180, 170688, 174468, 177165, 178560, 178689, 180096, 182880, 186930, 188976, 192960, 199392, 204216, 208320, 213360, 218085, 220472, 225120, 227584, 232624, 236220, 238252, 243840, 248031, 249240, 249984, 251968, 255270, 256032, 257280, 261702, 263779, 265856, 270144, 272288, 275590, 277760, 283464, 284480, 290780, 292608, 297815, 299088, 300160, 306324, 312480, 314960, 320040, 330708, 332320, 337680, 340360, 341376, 348936, 354330, 357120, 357378, 360192, 365760, 373860, 377952, 382905, 385920, 398784, 408432, 413385, 416640, 426720, 436170, 440944, 450240, 465248, 472440, 476504, 487680, 496062, 498480, 499968, 503936, 510540, 512064, 523404, 527558, 531712, 536067, 540288, 544576, 551180, 566928, 568960, 581560, 595630, 598176, 600320, 612648, 624960, 629920, 640080, 654255, 661416, 664640, 675360, 680720, 682752, 697872, 708660, 714756, 731520, 747720, 755904, 765810, 771840, 791337, 797568, 816864, 826770, 833280, 853440, 872340, 881888, 893445, 900480, 930496, 944880, 953008, 992124, 996960, 1007872, 1021080, 1024128, 1046808, 1055116, 1072134, 1080576, 1089152, 1102360, 1133856, 1137920, 1163120, 1191260, 1196352, 1225296, 1240155, 1249920, 1259840, 1280160, 1308510, 1318895, 1322832, 1329280, 1350720, 1361440, 1395744, 1417320, 1429512, 1463040, 1495440, 1511808, 1531620, 1582674, 1595136, 1633728, 1653540, 1706880, 1744680, 1763776, 1786890, 1800960, 1846453, 1860992, 1889760, 1906016, 1984248, 1993920, 2042160, 2048256, 2093616, 2110232, 2144268, 2178304, 2204720, 2267712, 2326240, 2374011, 2382520, 2392704, 2450592, 2480310, 2499840, 2519680, 2560320, 2617020, 2637790, 2645664, 2658560, 2680335, 2701440, 2722880, 2791488, 2834640, 2859024, 2990880, 3023616, 3063240, 3165348, 3267456, 3307080, 3413760, 3489360, 3527552, 3573780, 3692906, 3721984, 3779520, 3812032, 3956685, 3968496, 3987840, 4084320, 4187232, 4220464, 4288536, 4409440, 4535424, 4652480, 4748022, 4765040, 4785408, 4901184, 4960620, 5039360, 5120640, 5234040, 5275580, 5291328, 5360670, 5402880, 5445760, 5539359, 5582976, 5669280, 5718048, 5981760, 6126480, 6330696, 6534912, 6614160, 6978720, 7055104, 7147560, 7385812, 7559040, 7624064, 7913370, 7936992, 7975680, 8168640, 8374464, 8440928, 8577072, 8818880, 9070848, 9232265, 9304960, 9496044, 9530080, 9802368, 9921240, 10241280, 10468080, 10551160, 10582656, 10721340, 10891520, 11078718, 11165952, 11338560, 11436096, 11870055, 11963520, 12252960, 12661392, 13228320, 13957440, 14295120, 14771624, 15118080, 15248128, 15826740, 15873984, 16337280, 16618077, 16748928, 16881856, 17154144, 17637760, 18464530, 18609920, 18992088, 19060160, 19604736, 19842480, 20936160, 21102320, 21165312, 21442680, 22157436, 22677120, 22872192, 23740110, 23927040, 24505920, 25322784, 26456640, 27696795, 27914880, 28590240, 29543248, 31653480, 31747968, 32674560, 33236154, 33497856, 33763712, 34308288, 35275520, 36929060, 37984176, 38120320, 39684960, 41872320, 42204640, 42885360, 44314872, 45354240, 45744384, 47480220, 49011840, 50645568, 52913280, 55393590, 55829760, 57180480, 59086496, 63306960, 63495936, 66472308, 67527424, 68616576, 73858120, 75968352, 76240640, 79369920, 83090385, 83744640, 84409280, 85770720, 88629744, 94960440, 98023680, 101291136, 105826560, 110787180, 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約数ペア:

[(1, 21271138560), (2, 10635569280), (3, 7090379520), (4, 5317784640), (5, 4254227712), (6, 3545189760), (7, 3038734080), (8, 2658892320), (9, 2363459840), (10, 2127113856), (12, 1772594880), (14, 1519367040), (15, 1418075904), (16, 1329446160), (18, 1181729920), (20, 1063556928), (21, 1012911360), (24, 886297440), (28, 759683520), (30, 709037952), (31, 686165760), (32, 664723080), (35, 607746816), (36, 590864960), (40, 531778464), (42, 506455680), (45, 472691968), (48, 443148720), (56, 379841760), (60, 354518976), (62, 343082880), (63, 337637120), (64, 332361540), (67, 317479680), (70, 303873408), (72, 295432480), (80, 265889232), (84, 253227840), (90, 236345984), (93, 228721920), (96, 221574360), (105, 202582272), (112, 189920880), (120, 177259488), (124, 171541440), (126, 168818560), (127, 167489280), (128, 166180770), (134, 158739840), (140, 151936704), (144, 147716240), (155, 137233152), (160, 132944616), (168, 126613920), (180, 118172992), (186, 114360960), (192, 110787180), (201, 105826560), (210, 101291136), (217, 98023680), (224, 94960440), (240, 88629744), (248, 85770720), (252, 84409280), (254, 83744640), (256, 83090385), (268, 79369920), (279, 76240640), (280, 75968352), (288, 73858120), (310, 68616576), (315, 67527424), (320, 66472308), (335, 63495936), (336, 63306960), (360, 59086496), (372, 57180480), (381, 55829760), (384, 55393590), (402, 52913280), (420, 50645568), (434, 49011840), (448, 47480220), (465, 45744384), (469, 45354240), (480, 44314872), (496, 42885360), (504, 42204640), (508, 41872320), (536, 39684960), (558, 38120320), (560, 37984176), (576, 36929060), (603, 35275520), (620, 34308288), (630, 33763712), (635, 33497856), (640, 33236154), (651, 32674560), (670, 31747968), (672, 31653480), (720, 29543248), (744, 28590240), (762, 27914880), (768, 27696795), (804, 26456640), (840, 25322784), (868, 24505920), (889, 23927040), (896, 23740110), (930, 22872192), (938, 22677120), (960, 22157436), (992, 21442680), (1005, 21165312), (1008, 21102320), (1016, 20936160), (1072, 19842480), (1085, 19604736), (1116, 19060160), (1120, 18992088), (1143, 18609920), (1152, 18464530), (1206, 17637760), (1240, 17154144), (1260, 16881856), (1270, 16748928), (1280, 16618077), (1302, 16337280), (1340, 15873984), (1344, 15826740), (1395, 15248128), (1407, 15118080), (1440, 14771624), (1488, 14295120), (1524, 13957440), (1608, 13228320), (1680, 12661392), (1736, 12252960), (1778, 11963520), (1792, 11870055), (1860, 11436096), (1876, 11338560), (1905, 11165952), (1920, 11078718), (1953, 10891520), (1984, 10721340), (2010, 10582656), (2016, 10551160), (2032, 10468080), (2077, 10241280), (2144, 9921240), (2170, 9802368), (2232, 9530080), (2240, 9496044), (2286, 9304960), (2304, 9232265), (2345, 9070848), (2412, 8818880), (2480, 8577072), (2520, 8440928), (2540, 8374464), (2604, 8168640), (2667, 7975680), (2680, 7936992), (2688, 7913370), (2790, 7624064), (2814, 7559040), (2880, 7385812), (2976, 7147560), (3015, 7055104), (3048, 6978720), (3216, 6614160), (3255, 6534912), (3360, 6330696), (3472, 6126480), (3556, 5981760), (3720, 5718048), (3752, 5669280), (3810, 5582976), (3840, 5539359), (3906, 5445760), (3937, 5402880), (3968, 5360670), (4020, 5291328), (4032, 5275580), (4064, 5234040), (4154, 5120640), (4221, 5039360), (4288, 4960620), (4340, 4901184), (4445, 4785408), (4464, 4765040), (4480, 4748022), (4572, 4652480), (4690, 4535424), (4824, 4409440), (4960, 4288536), (5040, 4220464), (5080, 4187232), (5208, 4084320), (5334, 3987840), (5360, 3968496), (5376, 3956685), (5580, 3812032), (5628, 3779520), (5715, 3721984), (5760, 3692906), (5952, 3573780), (6030, 3527552), (6096, 3489360), (6231, 3413760), (6432, 3307080), (6510, 3267456), (6720, 3165348), (6944, 3063240), (7035, 3023616), (7112, 2990880), (7440, 2859024), (7504, 2834640), (7620, 2791488), (7812, 2722880), (7874, 2701440), (7936, 2680335), (8001, 2658560), (8040, 2645664), (8064, 2637790), (8128, 2617020), (8308, 2560320), (8442, 2519680), (8509, 2499840), (8576, 2480310), (8680, 2450592), (8890, 2392704), (8928, 2382520), (8960, 2374011), (9144, 2326240), (9380, 2267712), (9648, 2204720), (9765, 2178304), (9920, 2144268), (10080, 2110232), (10160, 2093616), (10385, 2048256), (10416, 2042160), (10668, 1993920), (10720, 1984248), (11160, 1906016), (11256, 1889760), (11430, 1860992), (11520, 1846453), (11811, 1800960), (11904, 1786890), (12060, 1763776), (12192, 1744680), (12462, 1706880), (12864, 1653540), (13020, 1633728), (13335, 1595136), (13440, 1582674), (13888, 1531620), (14070, 1511808), (14224, 1495440), (14539, 1463040), (14880, 1429512), (15008, 1417320), (15240, 1395744), (15624, 1361440), (15748, 1350720), (16002, 1329280), (16080, 1322832), (16128, 1318895), (16256, 1308510), (16616, 1280160), (16884, 1259840), (17018, 1249920), (17152, 1240155), (17360, 1225296), (17780, 1196352), (17856, 1191260), (18288, 1163120), (18693, 1137920), (18760, 1133856), (19296, 1102360), (19530, 1089152), (19685, 1080576), (19840, 1072134), (20160, 1055116), (20320, 1046808), (20770, 1024128), (20832, 1021080), (21105, 1007872), (21336, 996960), (21440, 992124), (22320, 953008), (22512, 944880), (22860, 930496), (23622, 900480), (23808, 893445), (24120, 881888), (24384, 872340), (24924, 853440), (25527, 833280), (25728, 826770), (26040, 816864), (26670, 797568), (26880, 791337), (27559, 771840), (27776, 765810), (28140, 755904), (28448, 747720), (29078, 731520), (29760, 714756), (30016, 708660), (30480, 697872), (31155, 682752), (31248, 680720), (31496, 675360), (32004, 664640), (32160, 661416), (32512, 654255), (33232, 640080), (33768, 629920), (34036, 624960), (34720, 612648), (35433, 600320), (35560, 598176), (35712, 595630), (36576, 581560), (37386, 568960), (37520, 566928), (38592, 551180), (39060, 544576), (39370, 540288), (39680, 536067), (40005, 531712), (40320, 527558), (40640, 523404), (41540, 512064), (41664, 510540), (42210, 503936), (42545, 499968), (42672, 498480), (42880, 496062), (43617, 487680), (44640, 476504), (45024, 472440), (45720, 465248), (47244, 450240), (48240, 440944), (48768, 436170), (49848, 426720), (51054, 416640), (51456, 413385), (52080, 408432), (53340, 398784), (55118, 385920), (55552, 382905), (56280, 377952), (56896, 373860), (58156, 365760), (59055, 360192), (59520, 357378), (59563, 357120), (60032, 354330), (60960, 348936), (62310, 341376), (62496, 340360), (62992, 337680), (64008, 332320), (64320, 330708), (66464, 320040), (67536, 314960), (68072, 312480), (69440, 306324), (70866, 300160), (71120, 299088), (71424, 297815), (72695, 292608), (73152, 290780), (74772, 284480), (75040, 283464), (76581, 277760), (77184, 275590), (78120, 272288), (78740, 270144), (80010, 265856), (80640, 263779), (81280, 261702), (82677, 257280), (83080, 256032), (83328, 255270), (84420, 251968), (85090, 249984), (85344, 249240), (85760, 248031), (87234, 243840), (89280, 238252), (90048, 236220), (91440, 232624), (93465, 227584), (94488, 225120), (96480, 220472), (97536, 218085), (99696, 213360), (102108, 208320), (104160, 204216), (106680, 199392), (110236, 192960), (112560, 188976), (113792, 186930), (116312, 182880), (118110, 180096), (119040, 178689), (119126, 178560), (120064, 177165), (121920, 174468), (124620, 170688), (124992, 170180), (125984, 168840), (127635, 166656), (128016, 166160), (128640, 165354), (130851, 162560), (132928, 160020), (135072, 157480), (136144, 156240), (137795, 154368), (138880, 153162), (141732, 150080), (142240, 149544), (145390, 146304)]