20405409024

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 864

約数和(自身を含む): 77945405440

約数和(自身を除く): 57539996416

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 19, 21, 22, 24, 26, 28, 32, 33, 38, 39, 42, 44, 48, 52, 56, 57, 64, 66, 76, 77, 78, 84, 88, 91, 96, 104, 112, 114, 121, 127, 128, 132, 133, 143, 152, 154, 156, 168, 176, 182, 192, 208, 209, 224, 228, 231, 242, 247, 254, 256, 264, 266, 273, 286, 304, 308, 312, 336, 352, 363, 364, 381, 384, 399, 416, 418, 429, 448, 456, 462, 484, 494, 508, 528, 532, 546, 572, 608, 616, 624, 627, 672, 704, 726, 728, 741, 762, 768, 798, 832, 836, 847, 858, 889, 896, 912, 924, 968, 988, 1001, 1016, 1056, 1064, 1092, 1144, 1216, 1232, 1248, 1254, 1344, 1397, 1408, 1452, 1456, 1463, 1482, 1524, 1573, 1596, 1651, 1664, 1672, 1694, 1716, 1729, 1778, 1792, 1824, 1848, 1936, 1976, 2002, 2032, 2112, 2128, 2184, 2288, 2299, 2413, 2432, 2464, 2496, 2508, 2541, 2667, 2688, 2717, 2794, 2816, 2904, 2912, 2926, 2964, 3003, 3048, 3146, 3192, 3302, 3328, 3344, 3388, 3432, 3458, 3556, 3648, 3696, 3872, 3952, 4004, 4064, 4191, 4224, 4256, 4368, 4389, 4576, 4598, 4719, 4826, 4864, 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44044, 44704, 46101, 46228, 46464, 46816, 47424, 48048, 48279, 48768, 50336, 50673, 51072, 52832, 53086, 53504, 54208, 54483, 54912, 55176, 55328, 56896, 57057, 57912, 58674, 59136, 59774, 61468, 62738, 63232, 64064, 64372, 65208, 66066, 67056, 67564, 69342, 69888, 70224, 72644, 73568, 75504, 76076, 77216, 78232, 79248, 79629, 80256, 81312, 82992, 85344, 86944, 88088, 89408, 89661, 92202, 92456, 92928, 93632, 94107, 94848, 96096, 96558, 97536, 100672, 101346, 102144, 105664, 106172, 107569, 108416, 108966, 109824, 110352, 110656, 113792, 114114, 115824, 117348, 119548, 122936, 125476, 127127, 128128, 128744, 130416, 132132, 134112, 135128, 138684, 140448, 145288, 147136, 151008, 152152, 154432, 156464, 158496, 159258, 160512, 162624, 165984, 170688, 173888, 176176, 178816, 179322, 184404, 184912, 185801, 187264, 188214, 189696, 192192, 193116, 199771, 201344, 202692, 209209, 211328, 212344, 215138, 216832, 217932, 219583, 220704, 221312, 227584, 228228, 231648, 234696, 239096, 245872, 250952, 254254, 256256, 257488, 260832, 264264, 268224, 270256, 277368, 280896, 290576, 291973, 294272, 302016, 304304, 308864, 312928, 316992, 318516, 322707, 325248, 331968, 341376, 345059, 347776, 352352, 357632, 358644, 368808, 369824, 371602, 374528, 376428, 381381, 384384, 386232, 399542, 402688, 405384, 418418, 422656, 424688, 430276, 435864, 439166, 441408, 442624, 456456, 463296, 469392, 478192, 491744, 501904, 508508, 514976, 521664, 528528, 536448, 540512, 554736, 557403, 561792, 581152, 583946, 588544, 599313, 604032, 608608, 617728, 625856, 627627, 633984, 637032, 645414, 650496, 658749, 663936, 682752, 690118, 695552, 704704, 717288, 737616, 739648, 743204, 752856, 762762, 768768, 772464, 799084, 810768, 836836, 849376, 860552, 871728, 875919, 878332, 882816, 912912, 926592, 938784, 956384, 983488, 1003808, 1017016, 1029952, 1035177, 1043328, 1057056, 1072896, 1081024, 1109472, 1114806, 1123584, 1162304, 1167892, 1198626, 1208064, 1217216, 1251712, 1255254, 1267968, 1274064, 1290828, 1317498, 1327872, 1380236, 1398397, 1409408, 1434576, 1475232, 1479296, 1486408, 1505712, 1525524, 1544928, 1598168, 1621536, 1673672, 1698752, 1721104, 1743456, 1751838, 1756664, 1765632, 1825824, 1853184, 1877568, 1912768, 1966976, 2007616, 2034032, 2043811, 2059904, 2070354, 2086656, 2114112, 2162048, 2218944, 2229612, 2324608, 2335784, 2397252, 2415413, 2434432, 2503424, 2510508, 2548128, 2581656, 2634996, 2760472, 2796794, 2818816, 2869152, 2950464, 2958592, 2972816, 3011424, 3051048, 3089856, 3196336, 3243072, 3347344, 3397504, 3442208, 3486912, 3503676, 3513328, 3651648, 3755136, 3795649, 3825536, 3933952, 4015232, 4068064, 4087622, 4119808, 4140708, 4195191, 4228224, 4324096, 4437888, 4459224, 4649216, 4671568, 4794504, 4830826, 4868864, 5021016, 5096256, 5163312, 5269992, 5520944, 5593588, 5738304, 5900928, 5945632, 6022848, 6102096, 6131433, 6179712, 6392672, 6486144, 6694688, 6795008, 6884416, 6973824, 7007352, 7026656, 7246239, 7303296, 7510272, 7591298, 7651072, 8030464, 8136128, 8175244, 8281416, 8390382, 8456448, 8875776, 8918448, 9343136, 9589008, 9661652, 10042032, 10192512, 10326624, 10539984, 11041888, 11187176, 11386947, 11476608, 11801856, 11891264, 12045696, 12204192, 12262866, 12359424, 12785344, 12972288, 13389376, 13768832, 13947648, 14014704, 14053312, 14492478, 14606592, 15182596, 16272256, 16350488, 16562832, 16780764, 17836896, 18686272, 19178016, 19323304, 20084064, 20385024, 20653248, 21079968, 22083776, 22374352, 22773894, 22953216, 23782528, 24091392, 24408384, 24525732, 25570688, 26569543, 26778752, 27537664, 28029408, 28106624, 28984956, 30365192, 32544512, 32700976, 33125664, 33561528, 35673792, 37372544, 38356032, 38646608, 40168128, 41306496, 42159936, 44167552, 44748704, 45547788, 47565056, 48816768, 49051464, 51141376, 53139086, 53557504, 56058816, 56213248, 57969912, 60730384, 65401952, 66251328, 67123056, 71347584, 74745088, 76712064, 77293216, 79708629, 80336256, 82612992, 84319872, 88335104, 89497408, 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約数ペア:

[(1, 20405409024), (2, 10202704512), (3, 6801803008), (4, 5101352256), (6, 3400901504), (7, 2915058432), (8, 2550676128), (11, 1855037184), (12, 1700450752), (13, 1569646848), (14, 1457529216), (16, 1275338064), (19, 1073968896), (21, 971686144), (22, 927518592), (24, 850225376), (26, 784823424), (28, 728764608), (32, 637669032), (33, 618345728), (38, 536984448), (39, 523215616), (42, 485843072), (44, 463759296), (48, 425112688), (52, 392411712), (56, 364382304), (57, 357989632), (64, 318834516), (66, 309172864), (76, 268492224), (77, 265005312), (78, 261607808), (84, 242921536), (88, 231879648), (91, 224235264), (96, 212556344), (104, 196205856), (112, 182191152), (114, 178994816), (121, 168639744), (127, 160672512), (128, 159417258), (132, 154586432), (133, 153424128), (143, 142695168), (152, 134246112), (154, 132502656), (156, 130803904), (168, 121460768), (176, 115939824), (182, 112117632), (192, 106278172), (208, 98102928), (209, 97633536), (224, 91095576), (228, 89497408), (231, 88335104), (242, 84319872), (247, 82612992), (254, 80336256), (256, 79708629), (264, 77293216), (266, 76712064), (273, 74745088), (286, 71347584), (304, 67123056), (308, 66251328), (312, 65401952), (336, 60730384), (352, 57969912), (363, 56213248), (364, 56058816), (381, 53557504), (384, 53139086), (399, 51141376), (416, 49051464), (418, 48816768), (429, 47565056), (448, 45547788), (456, 44748704), (462, 44167552), (484, 42159936), (494, 41306496), (508, 40168128), (528, 38646608), (532, 38356032), (546, 37372544), (572, 35673792), (608, 33561528), (616, 33125664), (624, 32700976), (627, 32544512), (672, 30365192), (704, 28984956), (726, 28106624), (728, 28029408), (741, 27537664), (762, 26778752), (768, 26569543), (798, 25570688), (832, 24525732), (836, 24408384), (847, 24091392), (858, 23782528), (889, 22953216), (896, 22773894), (912, 22374352), (924, 22083776), (968, 21079968), (988, 20653248), (1001, 20385024), (1016, 20084064), (1056, 19323304), (1064, 19178016), (1092, 18686272), (1144, 17836896), (1216, 16780764), (1232, 16562832), (1248, 16350488), (1254, 16272256), (1344, 15182596), (1397, 14606592), (1408, 14492478), (1452, 14053312), (1456, 14014704), (1463, 13947648), (1482, 13768832), (1524, 13389376), (1573, 12972288), (1596, 12785344), (1651, 12359424), (1664, 12262866), (1672, 12204192), (1694, 12045696), (1716, 11891264), (1729, 11801856), (1778, 11476608), (1792, 11386947), (1824, 11187176), (1848, 11041888), (1936, 10539984), (1976, 10326624), (2002, 10192512), (2032, 10042032), (2112, 9661652), (2128, 9589008), (2184, 9343136), (2288, 8918448), (2299, 8875776), (2413, 8456448), (2432, 8390382), (2464, 8281416), (2496, 8175244), (2508, 8136128), (2541, 8030464), (2667, 7651072), (2688, 7591298), (2717, 7510272), (2794, 7303296), (2816, 7246239), (2904, 7026656), (2912, 7007352), (2926, 6973824), (2964, 6884416), (3003, 6795008), (3048, 6694688), (3146, 6486144), (3192, 6392672), (3302, 6179712), (3328, 6131433), (3344, 6102096), (3388, 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(9196, 2218944), (9438, 2162048), (9652, 2114112), (9779, 2086656), (9856, 2070354), (9906, 2059904), (9984, 2043811), (10032, 2034032), (10164, 2007616), (10374, 1966976), (10668, 1912768), (10868, 1877568), (11011, 1853184), (11176, 1825824), (11557, 1765632), (11616, 1756664), (11648, 1751838), (11704, 1743456), (11856, 1721104), (12012, 1698752), (12192, 1673672), (12584, 1621536), (12768, 1598168), (13208, 1544928), (13376, 1525524), (13552, 1505712), (13728, 1486408), (13794, 1479296), (13832, 1475232), (14224, 1434576), (14478, 1409408), (14592, 1398397), (14784, 1380236), (15367, 1327872), (15488, 1317498), (15808, 1290828), (16016, 1274064), (16093, 1267968), (16256, 1255254), (16302, 1251712), (16764, 1217216), (16891, 1208064), (17024, 1198626), (17472, 1167892), (17556, 1162304), (18161, 1123584), (18304, 1114806), (18392, 1109472), (18876, 1081024), (19019, 1072896), (19304, 1057056), (19558, 1043328), (19712, 1035177), (19812, 1029952), (20064, 1017016), (20328, 1003808), (20748, 983488), (21336, 956384), (21736, 938784), (22022, 926592), (22352, 912912), (23114, 882816), (23232, 878332), (23296, 875919), (23408, 871728), (23712, 860552), (24024, 849376), (24384, 836836), (25168, 810768), (25536, 799084), (26416, 772464), (26543, 768768), (26752, 762762), (27104, 752856), (27456, 743204), (27588, 739648), (27664, 737616), (28448, 717288), (28956, 704704), (29337, 695552), (29568, 690118), (29887, 682752), (30734, 663936), (30976, 658749), (31369, 650496), (31616, 645414), (32032, 637032), (32186, 633984), (32512, 627627), (32604, 625856), (33033, 617728), (33528, 608608), (33782, 604032), (34048, 599313), (34671, 588544), (34944, 583946), (35112, 581152), (36322, 561792), (36608, 557403), (36784, 554736), (37752, 540512), (38038, 536448), (38608, 528528), (39116, 521664), (39624, 514976), (40128, 508508), (40656, 501904), (41496, 491744), (42672, 478192), (43472, 469392), (44044, 463296), (44704, 456456), (46101, 442624), (46228, 441408), (46464, 439166), (46816, 435864), (47424, 430276), (48048, 424688), (48279, 422656), (48768, 418418), (50336, 405384), (50673, 402688), (51072, 399542), (52832, 386232), (53086, 384384), (53504, 381381), (54208, 376428), (54483, 374528), (54912, 371602), (55176, 369824), (55328, 368808), (56896, 358644), (57057, 357632), (57912, 352352), (58674, 347776), (59136, 345059), (59774, 341376), (61468, 331968), (62738, 325248), (63232, 322707), (64064, 318516), (64372, 316992), (65208, 312928), (66066, 308864), (67056, 304304), (67564, 302016), (69342, 294272), (69888, 291973), (70224, 290576), (72644, 280896), (73568, 277368), (75504, 270256), (76076, 268224), (77216, 264264), (78232, 260832), (79248, 257488), (79629, 256256), (80256, 254254), (81312, 250952), (82992, 245872), (85344, 239096), (86944, 234696), (88088, 231648), (89408, 228228), (89661, 227584), (92202, 221312), (92456, 220704), (92928, 219583), (93632, 217932), (94107, 216832), (94848, 215138), (96096, 212344), (96558, 211328), (97536, 209209), (100672, 202692), (101346, 201344), (102144, 199771), (105664, 193116), (106172, 192192), (107569, 189696), (108416, 188214), (108966, 187264), (109824, 185801), (110352, 184912), (110656, 184404), (113792, 179322), (114114, 178816), (115824, 176176), (117348, 173888), (119548, 170688), (122936, 165984), (125476, 162624), (127127, 160512), (128128, 159258), (128744, 158496), (130416, 156464), (132132, 154432), (134112, 152152), (135128, 151008), (138684, 147136), (140448, 145288)]