20504171520

素因数分解:

$2^{10}\times 3^4\times 5^1\times 7^2\times {\mathrm{1009}}^1$

素因数の和:1060

約数の個数: 660

約数和(自身を含む): 85556043540

約数和(自身を除く): 65051872020

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 256, 270, 280, 288, 294, 315, 320, 324, 336, 360, 378, 384, 392, 405, 420, 432, 441, 448, 480, 490, 504, 512, 540, 560, 567, 576, 588, 630, 640, 648, 672, 720, 735, 756, 768, 784, 810, 840, 864, 882, 896, 945, 960, 980, 1008, 1009, 1024, 1080, 1120, 1134, 1152, 1176, 1260, 1280, 1296, 1323, 1344, 1440, 1470, 1512, 1536, 1568, 1620, 1680, 1728, 1764, 1792, 1890, 1920, 1960, 2016, 2018, 2160, 2205, 2240, 2268, 2304, 2352, 2520, 2560, 2592, 2646, 2688, 2835, 2880, 2940, 3024, 3027, 3072, 3136, 3240, 3360, 3456, 3528, 3584, 3780, 3840, 3920, 3969, 4032, 4036, 4320, 4410, 4480, 4536, 4608, 4704, 5040, 5045, 5120, 5184, 5292, 5376, 5670, 5760, 5880, 6048, 6054, 6272, 6480, 6615, 6720, 6912, 7056, 7063, 7168, 7560, 7680, 7840, 7938, 8064, 8072, 8640, 8820, 8960, 9072, 9081, 9216, 9408, 10080, 10090, 10368, 10584, 10752, 11340, 11520, 11760, 12096, 12108, 12544, 12960, 13230, 13440, 13824, 14112, 14126, 15120, 15135, 15360, 15680, 15876, 16128, 16144, 17280, 17640, 17920, 18144, 18162, 18816, 19845, 20160, 20180, 20736, 21168, 21189, 21504, 22680, 23040, 23520, 24192, 24216, 25088, 25920, 26460, 26880, 27243, 27648, 28224, 28252, 30240, 30270, 31360, 31752, 32256, 32288, 34560, 35280, 35315, 35840, 36288, 36324, 37632, 39690, 40320, 40360, 41472, 42336, 42378, 45360, 45405, 46080, 47040, 48384, 48432, 49441, 50176, 51840, 52920, 53760, 54486, 56448, 56504, 60480, 60540, 62720, 63504, 63567, 64512, 64576, 69120, 70560, 70630, 72576, 72648, 75264, 79380, 80640, 80720, 81729, 82944, 84672, 84756, 90720, 90810, 94080, 96768, 96864, 98882, 103680, 105840, 105945, 107520, 108972, 112896, 113008, 120960, 121080, 125440, 127008, 127134, 129152, 136215, 138240, 141120, 141260, 145152, 145296, 148323, 150528, 158760, 161280, 161440, 163458, 169344, 169512, 181440, 181620, 188160, 190701, 193536, 193728, 197764, 207360, 211680, 211890, 217944, 225792, 226016, 241920, 242160, 247205, 250880, 254016, 254268, 258304, 272430, 282240, 282520, 290304, 290592, 296646, 317520, 317835, 322560, 322880, 326916, 338688, 339024, 362880, 363240, 376320, 381402, 387456, 395528, 408645, 414720, 423360, 423780, 435888, 444969, 451584, 452032, 483840, 484320, 494410, 508032, 508536, 516608, 544860, 564480, 565040, 572103, 580608, 581184, 593292, 635040, 635670, 645760, 653832, 677376, 678048, 725760, 726480, 741615, 752640, 762804, 774912, 791056, 817290, 846720, 847560, 871776, 889938, 904064, 953505, 967680, 968640, 988820, 1016064, 1017072, 1033216, 1089720, 1128960, 1130080, 1144206, 1162368, 1186584, 1270080, 1271340, 1291520, 1307664, 1334907, 1354752, 1356096, 1451520, 1452960, 1483230, 1525608, 1549824, 1582112, 1634580, 1693440, 1695120, 1743552, 1779876, 1808128, 1907010, 1937280, 1977640, 2032128, 2034144, 2179440, 2224845, 2257920, 2260160, 2288412, 2324736, 2373168, 2540160, 2542680, 2583040, 2615328, 2669814, 2712192, 2860515, 2903040, 2905920, 2966460, 3051216, 3099648, 3164224, 3269160, 3386880, 3390240, 3487104, 3559752, 3616256, 3814020, 3874560, 3955280, 4004721, 4064256, 4068288, 4358880, 4449690, 4520320, 4576824, 4649472, 4746336, 5080320, 5085360, 5166080, 5230656, 5339628, 5424384, 5721030, 5811840, 5932920, 6102432, 6328448, 6538320, 6674535, 6773760, 6780480, 6974208, 7119504, 7232512, 7628040, 7749120, 7910560, 8009442, 8136576, 8717760, 8899380, 9040640, 9153648, 9298944, 9492672, 10160640, 10170720, 10461312, 10679256, 10848768, 11442060, 11623680, 11865840, 12204864, 12656896, 13076640, 13349070, 13560960, 13948416, 14239008, 15256080, 15498240, 15821120, 16018884, 16273152, 17435520, 17798760, 18081280, 18307296, 18985344, 20023605, 20321280, 20341440, 20922624, 21358512, 21697536, 22884120, 23247360, 23731680, 24409728, 25313792, 26153280, 26698140, 27121920, 27896832, 28478016, 30512160, 31642240, 32037768, 32546304, 34871040, 35597520, 36162560, 36614592, 37970688, 40047210, 40682880, 41845248, 42717024, 45768240, 46494720, 47463360, 48819456, 50627584, 52306560, 53396280, 54243840, 56956032, 61024320, 63284480, 64075536, 65092608, 69742080, 71195040, 73229184, 75941376, 80094420, 81365760, 83690496, 85434048, 91536480, 94926720, 97638912, 104613120, 106792560, 108487680, 113912064, 122048640, 126568960, 128151072, 139484160, 142390080, 146458368, 151882752, 160188840, 162731520, 170868096, 183072960, 189853440, 195277824, 209226240, 213585120, 227824128, 244097280, 253137920, 256302144, 284780160, 292916736, 320377680, 325463040, 341736192, 366145920, 379706880, 418452480, 427170240, 455648256, 488194560, 512604288, 569560320, 585833472, 640755360, 683472384, 732291840, 759413760, 854340480, 976389120, 1025208576, 1139120640, 1281510720, 1366944768, 1464583680, 1708680960, 2050417152, 2278241280, 2563021440, 2929167360, 3417361920, 4100834304, 5126042880, 6834723840, 10252085760, 20504171520]

約数ペア:

[(1, 20504171520), (2, 10252085760), (3, 6834723840), (4, 5126042880), (5, 4100834304), (6, 3417361920), (7, 2929167360), (8, 2563021440), (9, 2278241280), (10, 2050417152), (12, 1708680960), (14, 1464583680), (15, 1366944768), (16, 1281510720), (18, 1139120640), (20, 1025208576), (21, 976389120), (24, 854340480), (27, 759413760), (28, 732291840), (30, 683472384), (32, 640755360), (35, 585833472), (36, 569560320), (40, 512604288), (42, 488194560), (45, 455648256), (48, 427170240), (49, 418452480), (54, 379706880), (56, 366145920), (60, 341736192), (63, 325463040), (64, 320377680), (70, 292916736), (72, 284780160), (80, 256302144), (81, 253137920), (84, 244097280), (90, 227824128), (96, 213585120), (98, 209226240), (105, 195277824), (108, 189853440), (112, 183072960), (120, 170868096), (126, 162731520), (128, 160188840), (135, 151882752), (140, 146458368), (144, 142390080), (147, 139484160), (160, 128151072), (162, 126568960), (168, 122048640), (180, 113912064), (189, 108487680), (192, 106792560), (196, 104613120), (210, 97638912), (216, 94926720), (224, 91536480), (240, 85434048), (245, 83690496), (252, 81365760), (256, 80094420), (270, 75941376), (280, 73229184), (288, 71195040), (294, 69742080), (315, 65092608), (320, 64075536), (324, 63284480), (336, 61024320), (360, 56956032), (378, 54243840), (384, 53396280), (392, 52306560), (405, 50627584), (420, 48819456), (432, 47463360), (441, 46494720), (448, 45768240), (480, 42717024), (490, 41845248), (504, 40682880), (512, 40047210), (540, 37970688), (560, 36614592), (567, 36162560), (576, 35597520), (588, 34871040), (630, 32546304), (640, 32037768), (648, 31642240), (672, 30512160), (720, 28478016), (735, 27896832), (756, 27121920), (768, 26698140), (784, 26153280), (810, 25313792), (840, 24409728), (864, 23731680), (882, 23247360), (896, 22884120), (945, 21697536), (960, 21358512), (980, 20922624), (1008, 20341440), (1009, 20321280), (1024, 20023605), (1080, 18985344), (1120, 18307296), (1134, 18081280), (1152, 17798760), (1176, 17435520), (1260, 16273152), (1280, 16018884), (1296, 15821120), (1323, 15498240), (1344, 15256080), (1440, 14239008), (1470, 13948416), (1512, 13560960), (1536, 13349070), (1568, 13076640), (1620, 12656896), (1680, 12204864), (1728, 11865840), (1764, 11623680), (1792, 11442060), (1890, 10848768), (1920, 10679256), (1960, 10461312), (2016, 10170720), (2018, 10160640), (2160, 9492672), (2205, 9298944), (2240, 9153648), (2268, 9040640), (2304, 8899380), (2352, 8717760), (2520, 8136576), (2560, 8009442), (2592, 7910560), (2646, 7749120), (2688, 7628040), (2835, 7232512), (2880, 7119504), (2940, 6974208), (3024, 6780480), (3027, 6773760), (3072, 6674535), (3136, 6538320), (3240, 6328448), (3360, 6102432), (3456, 5932920), (3528, 5811840), (3584, 5721030), (3780, 5424384), (3840, 5339628), (3920, 5230656), (3969, 5166080), (4032, 5085360), (4036, 5080320), (4320, 4746336), (4410, 4649472), (4480, 4576824), (4536, 4520320), (4608, 4449690), (4704, 4358880), (5040, 4068288), (5045, 4064256), (5120, 4004721), (5184, 3955280), (5292, 3874560), (5376, 3814020), (5670, 3616256), (5760, 3559752), (5880, 3487104), (6048, 3390240), (6054, 3386880), (6272, 3269160), (6480, 3164224), (6615, 3099648), (6720, 3051216), (6912, 2966460), (7056, 2905920), (7063, 2903040), (7168, 2860515), (7560, 2712192), (7680, 2669814), (7840, 2615328), (7938, 2583040), (8064, 2542680), (8072, 2540160), (8640, 2373168), (8820, 2324736), (8960, 2288412), (9072, 2260160), (9081, 2257920), (9216, 2224845), (9408, 2179440), (10080, 2034144), (10090, 2032128), (10368, 1977640), (10584, 1937280), (10752, 1907010), (11340, 1808128), (11520, 1779876), (11760, 1743552), (12096, 1695120), (12108, 1693440), (12544, 1634580), (12960, 1582112), (13230, 1549824), (13440, 1525608), (13824, 1483230), (14112, 1452960), (14126, 1451520), (15120, 1356096), (15135, 1354752), (15360, 1334907), (15680, 1307664), (15876, 1291520), (16128, 1271340), (16144, 1270080), (17280, 1186584), (17640, 1162368), (17920, 1144206), (18144, 1130080), (18162, 1128960), (18816, 1089720), (19845, 1033216), (20160, 1017072), (20180, 1016064), (20736, 988820), (21168, 968640), (21189, 967680), (21504, 953505), (22680, 904064), (23040, 889938), (23520, 871776), (24192, 847560), (24216, 846720), (25088, 817290), (25920, 791056), (26460, 774912), (26880, 762804), (27243, 752640), (27648, 741615), (28224, 726480), (28252, 725760), (30240, 678048), (30270, 677376), (31360, 653832), (31752, 645760), (32256, 635670), (32288, 635040), (34560, 593292), (35280, 581184), (35315, 580608), (35840, 572103), (36288, 565040), (36324, 564480), (37632, 544860), (39690, 516608), (40320, 508536), (40360, 508032), (41472, 494410), (42336, 484320), (42378, 483840), (45360, 452032), (45405, 451584), (46080, 444969), (47040, 435888), (48384, 423780), (48432, 423360), (49441, 414720), (50176, 408645), (51840, 395528), (52920, 387456), (53760, 381402), (54486, 376320), (56448, 363240), (56504, 362880), (60480, 339024), (60540, 338688), (62720, 326916), (63504, 322880), (63567, 322560), (64512, 317835), (64576, 317520), (69120, 296646), (70560, 290592), (70630, 290304), (72576, 282520), (72648, 282240), (75264, 272430), (79380, 258304), (80640, 254268), (80720, 254016), (81729, 250880), (82944, 247205), (84672, 242160), (84756, 241920), (90720, 226016), (90810, 225792), (94080, 217944), (96768, 211890), (96864, 211680), (98882, 207360), (103680, 197764), (105840, 193728), (105945, 193536), (107520, 190701), (108972, 188160), (112896, 181620), (113008, 181440), (120960, 169512), (121080, 169344), (125440, 163458), (127008, 161440), (127134, 161280), (129152, 158760), (136215, 150528), (138240, 148323), (141120, 145296), (141260, 145152)]