20178708480

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 576

約数和(自身を含む): 82586649600

約数和(自身を除く): 62407941120

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, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 512, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 840, 868, 896, 930, 960, 992, 1008, 1009, 1024, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1302, 1344, 1395, 1440, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1953, 1984, 2016, 2018, 2048, 2170, 2232, 2240, 2304, 2480, 2520, 2560, 2604, 2688, 2790, 2880, 2976, 3027, 3072, 3255, 3360, 3472, 3584, 3720, 3840, 3906, 3968, 4032, 4036, 4340, 4464, 4480, 4608, 4960, 5040, 5045, 5120, 5208, 5376, 5580, 5760, 5952, 6054, 6144, 6510, 6720, 6944, 7063, 7168, 7440, 7680, 7812, 7936, 8064, 8072, 8680, 8928, 8960, 9081, 9216, 9765, 9920, 10080, 10090, 10240, 10416, 10752, 11160, 11520, 11904, 12108, 13020, 13440, 13888, 14126, 14336, 14880, 15135, 15360, 15624, 15872, 16128, 16144, 17360, 17856, 17920, 18162, 18432, 19530, 19840, 20160, 20180, 20832, 21189, 21504, 22320, 23040, 23808, 24216, 26040, 26880, 27776, 28252, 29760, 30270, 30720, 31248, 31279, 31744, 32256, 32288, 34720, 35315, 35712, 35840, 36324, 39060, 39680, 40320, 40360, 41664, 42378, 43008, 44640, 45405, 46080, 47616, 48432, 52080, 53760, 55552, 56504, 59520, 60540, 62496, 62558, 63488, 63567, 64512, 64576, 69440, 70630, 71424, 71680, 72648, 78120, 79360, 80640, 80720, 83328, 84756, 89280, 90810, 92160, 93837, 95232, 96864, 104160, 105945, 107520, 111104, 113008, 119040, 121080, 124992, 125116, 127134, 129024, 129152, 138880, 141260, 142848, 145296, 156240, 156395, 158720, 161280, 161440, 166656, 169512, 178560, 181620, 187674, 190464, 193728, 208320, 211890, 215040, 218953, 222208, 226016, 238080, 242160, 249984, 250232, 254268, 258304, 277760, 281511, 282520, 285696, 290592, 312480, 312790, 317440, 317835, 322560, 322880, 333312, 339024, 357120, 363240, 375348, 387456, 416640, 423780, 437906, 444416, 452032, 469185, 476160, 484320, 499968, 500464, 508536, 516608, 555520, 563022, 565040, 571392, 581184, 624960, 625580, 635670, 645120, 645760, 656859, 666624, 678048, 714240, 726480, 750696, 774912, 833280, 847560, 875812, 904064, 938370, 952320, 968640, 999936, 1000928, 1017072, 1033216, 1094765, 1111040, 1126044, 1130080, 1162368, 1249920, 1251160, 1271340, 1291520, 1313718, 1333248, 1356096, 1407555, 1428480, 1452960, 1501392, 1549824, 1666560, 1695120, 1751624, 1808128, 1876740, 1937280, 1970577, 1999872, 2001856, 2034144, 2066432, 2189530, 2222080, 2252088, 2260160, 2324736, 2499840, 2502320, 2542680, 2583040, 2627436, 2712192, 2815110, 2856960, 2905920, 3002784, 3099648, 3284295, 3333120, 3390240, 3503248, 3616256, 3753480, 3874560, 3941154, 3999744, 4003712, 4068288, 4379060, 4504176, 4520320, 4649472, 4999680, 5004640, 5085360, 5166080, 5254872, 5424384, 5630220, 5811840, 6005568, 6199296, 6568590, 6666240, 6780480, 7006496, 7232512, 7506960, 7749120, 7882308, 8007424, 8136576, 8758120, 9008352, 9040640, 9298944, 9852885, 9999360, 10009280, 10170720, 10332160, 10509744, 10848768, 11260440, 11623680, 12011136, 13137180, 13560960, 14012992, 14465024, 15013920, 15498240, 15764616, 16014848, 16273152, 17516240, 18016704, 18081280, 18597888, 19705770, 19998720, 20018560, 20341440, 21019488, 21697536, 22520880, 23247360, 24022272, 26274360, 27121920, 28025984, 30027840, 30996480, 31529232, 32029696, 32546304, 35032480, 36033408, 36162560, 39411540, 40037120, 40682880, 42038976, 43395072, 45041760, 46494720, 48044544, 52548720, 54243840, 56051968, 60055680, 63058464, 64059392, 65092608, 70064960, 72066816, 72325120, 78823080, 80074240, 81365760, 84077952, 90083520, 92989440, 96089088, 105097440, 108487680, 112103936, 120111360, 126116928, 130185216, 140129920, 144133632, 157646160, 160148480, 162731520, 168155904, 180167040, 192178176, 210194880, 216975360, 224207872, 240222720, 252233856, 280259840, 288267264, 315292320, 320296960, 325463040, 336311808, 360334080, 420389760, 448415744, 480445440, 504467712, 560519680, 576534528, 630584640, 650926080, 672623616, 720668160, 840779520, 960890880, 1008935424, 1121039360, 1261169280, 1345247232, 1441336320, 1681559040, 2017870848, 2242078720, 2522338560, 2882672640, 3363118080, 4035741696, 5044677120, 6726236160, 10089354240, 20178708480]

約数ペア:

[(1, 20178708480), (2, 10089354240), (3, 6726236160), (4, 5044677120), (5, 4035741696), (6, 3363118080), (7, 2882672640), (8, 2522338560), (9, 2242078720), (10, 2017870848), (12, 1681559040), (14, 1441336320), (15, 1345247232), (16, 1261169280), (18, 1121039360), (20, 1008935424), (21, 960890880), (24, 840779520), (28, 720668160), (30, 672623616), (31, 650926080), (32, 630584640), (35, 576534528), (36, 560519680), (40, 504467712), (42, 480445440), (45, 448415744), (48, 420389760), (56, 360334080), (60, 336311808), (62, 325463040), (63, 320296960), (64, 315292320), (70, 288267264), (72, 280259840), (80, 252233856), (84, 240222720), (90, 224207872), (93, 216975360), (96, 210194880), (105, 192178176), (112, 180167040), (120, 168155904), (124, 162731520), (126, 160148480), (128, 157646160), (140, 144133632), (144, 140129920), (155, 130185216), (160, 126116928), (168, 120111360), (180, 112103936), (186, 108487680), (192, 105097440), (210, 96089088), (217, 92989440), (224, 90083520), (240, 84077952), (248, 81365760), (252, 80074240), (256, 78823080), (279, 72325120), (280, 72066816), (288, 70064960), (310, 65092608), (315, 64059392), (320, 63058464), (336, 60055680), (360, 56051968), (372, 54243840), (384, 52548720), (420, 48044544), (434, 46494720), (448, 45041760), (465, 43395072), (480, 42038976), (496, 40682880), (504, 40037120), (512, 39411540), (558, 36162560), (560, 36033408), (576, 35032480), (620, 32546304), (630, 32029696), (640, 31529232), (651, 30996480), (672, 30027840), (720, 28025984), (744, 27121920), (768, 26274360), (840, 24022272), (868, 23247360), (896, 22520880), (930, 21697536), (960, 21019488), (992, 20341440), (1008, 20018560), (1009, 19998720), (1024, 19705770), (1085, 18597888), (1116, 18081280), (1120, 18016704), (1152, 17516240), (1240, 16273152), (1260, 16014848), (1280, 15764616), (1302, 15498240), (1344, 15013920), (1395, 14465024), (1440, 14012992), (1488, 13560960), (1536, 13137180), (1680, 12011136), (1736, 11623680), (1792, 11260440), (1860, 10848768), (1920, 10509744), (1953, 10332160), (1984, 10170720), (2016, 10009280), (2018, 9999360), (2048, 9852885), (2170, 9298944), (2232, 9040640), (2240, 9008352), (2304, 8758120), (2480, 8136576), (2520, 8007424), (2560, 7882308), (2604, 7749120), (2688, 7506960), (2790, 7232512), (2880, 7006496), (2976, 6780480), (3027, 6666240), (3072, 6568590), (3255, 6199296), (3360, 6005568), (3472, 5811840), (3584, 5630220), (3720, 5424384), (3840, 5254872), (3906, 5166080), (3968, 5085360), (4032, 5004640), (4036, 4999680), (4340, 4649472), (4464, 4520320), (4480, 4504176), (4608, 4379060), (4960, 4068288), (5040, 4003712), (5045, 3999744), (5120, 3941154), (5208, 3874560), (5376, 3753480), (5580, 3616256), (5760, 3503248), (5952, 3390240), (6054, 3333120), (6144, 3284295), (6510, 3099648), (6720, 3002784), (6944, 2905920), (7063, 2856960), (7168, 2815110), (7440, 2712192), (7680, 2627436), (7812, 2583040), (7936, 2542680), (8064, 2502320), (8072, 2499840), (8680, 2324736), (8928, 2260160), (8960, 2252088), (9081, 2222080), (9216, 2189530), (9765, 2066432), (9920, 2034144), (10080, 2001856), (10090, 1999872), (10240, 1970577), (10416, 1937280), (10752, 1876740), (11160, 1808128), (11520, 1751624), (11904, 1695120), (12108, 1666560), (13020, 1549824), (13440, 1501392), (13888, 1452960), (14126, 1428480), (14336, 1407555), (14880, 1356096), (15135, 1333248), (15360, 1313718), (15624, 1291520), (15872, 1271340), (16128, 1251160), (16144, 1249920), (17360, 1162368), (17856, 1130080), (17920, 1126044), (18162, 1111040), (18432, 1094765), (19530, 1033216), (19840, 1017072), (20160, 1000928), (20180, 999936), (20832, 968640), (21189, 952320), (21504, 938370), (22320, 904064), (23040, 875812), (23808, 847560), (24216, 833280), (26040, 774912), (26880, 750696), (27776, 726480), (28252, 714240), (29760, 678048), (30270, 666624), (30720, 656859), (31248, 645760), (31279, 645120), (31744, 635670), (32256, 625580), (32288, 624960), (34720, 581184), (35315, 571392), (35712, 565040), (35840, 563022), (36324, 555520), (39060, 516608), (39680, 508536), (40320, 500464), (40360, 499968), (41664, 484320), (42378, 476160), (43008, 469185), (44640, 452032), (45405, 444416), (46080, 437906), (47616, 423780), (48432, 416640), (52080, 387456), (53760, 375348), (55552, 363240), (56504, 357120), (59520, 339024), (60540, 333312), (62496, 322880), (62558, 322560), (63488, 317835), (63567, 317440), (64512, 312790), (64576, 312480), (69440, 290592), (70630, 285696), (71424, 282520), (71680, 281511), (72648, 277760), (78120, 258304), (79360, 254268), (80640, 250232), (80720, 249984), (83328, 242160), (84756, 238080), (89280, 226016), (90810, 222208), (92160, 218953), (93837, 215040), (95232, 211890), (96864, 208320), (104160, 193728), (105945, 190464), (107520, 187674), (111104, 181620), (113008, 178560), (119040, 169512), (121080, 166656), (124992, 161440), (125116, 161280), (127134, 158720), (129024, 156395), (129152, 156240), (138880, 145296), (141260, 142848)]