20321185920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 512

約数和(自身を含む): 76965120000

約数和(自身を除く): 56643934080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 59, 60, 64, 70, 80, 84, 96, 98, 105, 112, 118, 120, 128, 140, 147, 160, 168, 177, 192, 196, 210, 224, 236, 240, 245, 280, 294, 295, 320, 336, 343, 354, 384, 392, 413, 420, 448, 472, 480, 490, 523, 560, 588, 590, 640, 672, 686, 708, 735, 784, 826, 840, 885, 896, 944, 960, 980, 1029, 1046, 1120, 1176, 1180, 1239, 1344, 1372, 1416, 1470, 1568, 1569, 1652, 1680, 1715, 1770, 1888, 1920, 1960, 2058, 2065, 2092, 2240, 2352, 2360, 2478, 2615, 2688, 2744, 2832, 2891, 2940, 3136, 3138, 3304, 3360, 3430, 3540, 3661, 3776, 3920, 4116, 4130, 4184, 4480, 4704, 4720, 4956, 5145, 5230, 5488, 5664, 5782, 5880, 6195, 6272, 6276, 6608, 6720, 6860, 7080, 7322, 7552, 7840, 7845, 8232, 8260, 8368, 8673, 9408, 9440, 9912, 10290, 10460, 10976, 10983, 11328, 11564, 11760, 12390, 12552, 13216, 13440, 13720, 14160, 14455, 14644, 15680, 15690, 16464, 16520, 16736, 17346, 18305, 18816, 18880, 19824, 20237, 20580, 20920, 21952, 21966, 22656, 23128, 23520, 24780, 25104, 25627, 26432, 27440, 28320, 28910, 29288, 30857, 31360, 31380, 32928, 33040, 33472, 34692, 36610, 37760, 39648, 40474, 41160, 41840, 43365, 43904, 43932, 46256, 47040, 49560, 50208, 51254, 52864, 54880, 54915, 56640, 57820, 58576, 60711, 61714, 62760, 65856, 66080, 66944, 69384, 73220, 76881, 79296, 80948, 82320, 83680, 86730, 87864, 92512, 92571, 94080, 99120, 100416, 101185, 102508, 109760, 109830, 113280, 115640, 117152, 121422, 123428, 125520, 128135, 131712, 132160, 138768, 146440, 153762, 154285, 158592, 161896, 164640, 167360, 173460, 175728, 179389, 185024, 185142, 198240, 200832, 202370, 205016, 215999, 219520, 219660, 231280, 234304, 242844, 246856, 251040, 256270, 264320, 277536, 292880, 303555, 307524, 308570, 323792, 329280, 334720, 346920, 351456, 358778, 370048, 370284, 384405, 396480, 404740, 410032, 431998, 439320, 462560, 462855, 468608, 485688, 493712, 502080, 512540, 538167, 555072, 585760, 607110, 615048, 617140, 647584, 647997, 658560, 693840, 702912, 717556, 740568, 768810, 792960, 809480, 820064, 863996, 878640, 896945, 925120, 925710, 971376, 987424, 1004160, 1025080, 1076334, 1079995, 1110144, 1171520, 1214220, 1230096, 1234280, 1295168, 1295994, 1387680, 1405824, 1435112, 1481136, 1511993, 1537620, 1618960, 1640128, 1727992, 1757280, 1793890, 1850240, 1851420, 1942752, 1974848, 2050160, 2152668, 2159990, 2343040, 2428440, 2460192, 2468560, 2590336, 2591988, 2690835, 2775360, 2870224, 2962272, 3023986, 3075240, 3237920, 3239985, 3280256, 3455984, 3514560, 3587780, 3702840, 3885504, 3949696, 4100320, 4305336, 4319980, 4535979, 4856880, 4920384, 4937120, 5183976, 5381670, 5550720, 5740448, 5924544, 6047972, 6150480, 6475840, 6479970, 6911968, 7029120, 7175560, 7405680, 7559965, 7771008, 8200640, 8610672, 8639960, 9071958, 9713760, 9840768, 9874240, 10367952, 10583951, 10763340, 11480896, 11849088, 12095944, 12300960, 12951680, 12959940, 13823936, 14351120, 14811360, 15119930, 16401280, 17221344, 17279920, 18143916, 19427520, 19748480, 20735904, 21167902, 21526680, 22679895, 22961792, 24191888, 24601920, 25919880, 27647872, 28702240, 29622720, 30239860, 31751853, 34442688, 34559840, 36287832, 38855040, 41471808, 42335804, 43053360, 45359790, 48383776, 49203840, 51839760, 52919755, 57404480, 59245440, 60479720, 63503706, 68885376, 69119680, 72575664, 82943616, 84671608, 86106720, 90719580, 96767552, 103679520, 105839510, 114808960, 120959440, 127007412, 138239360, 145151328, 158759265, 169343216, 172213440, 181439160, 193535104, 207359040, 211679020, 241918880, 254014824, 290302656, 317518530, 338686432, 344426880, 362878320, 414718080, 423358040, 483837760, 508029648, 580605312, 635037060, 677372864, 725756640, 846716080, 967675520, 1016059296, 1270074120, 1354745728, 1451513280, 1693432160, 2032118592, 2540148240, 2903026560, 3386864320, 4064237184, 5080296480, 6773728640, 10160592960, 20321185920]

約数ペア:

[(1, 20321185920), (2, 10160592960), (3, 6773728640), (4, 5080296480), (5, 4064237184), (6, 3386864320), (7, 2903026560), (8, 2540148240), (10, 2032118592), (12, 1693432160), (14, 1451513280), (15, 1354745728), (16, 1270074120), (20, 1016059296), (21, 967675520), (24, 846716080), (28, 725756640), (30, 677372864), (32, 635037060), (35, 580605312), (40, 508029648), (42, 483837760), (48, 423358040), (49, 414718080), (56, 362878320), (59, 344426880), (60, 338686432), (64, 317518530), (70, 290302656), (80, 254014824), (84, 241918880), (96, 211679020), (98, 207359040), (105, 193535104), (112, 181439160), (118, 172213440), (120, 169343216), (128, 158759265), (140, 145151328), (147, 138239360), (160, 127007412), (168, 120959440), (177, 114808960), (192, 105839510), (196, 103679520), (210, 96767552), (224, 90719580), (236, 86106720), (240, 84671608), (245, 82943616), (280, 72575664), (294, 69119680), (295, 68885376), (320, 63503706), (336, 60479720), (343, 59245440), (354, 57404480), (384, 52919755), (392, 51839760), (413, 49203840), (420, 48383776), (448, 45359790), (472, 43053360), (480, 42335804), (490, 41471808), (523, 38855040), (560, 36287832), (588, 34559840), (590, 34442688), (640, 31751853), (672, 30239860), (686, 29622720), (708, 28702240), (735, 27647872), (784, 25919880), (826, 24601920), (840, 24191888), (885, 22961792), (896, 22679895), (944, 21526680), (960, 21167902), (980, 20735904), (1029, 19748480), (1046, 19427520), (1120, 18143916), (1176, 17279920), (1180, 17221344), (1239, 16401280), (1344, 15119930), (1372, 14811360), (1416, 14351120), (1470, 13823936), (1568, 12959940), (1569, 12951680), (1652, 12300960), (1680, 12095944), (1715, 11849088), (1770, 11480896), (1888, 10763340), (1920, 10583951), (1960, 10367952), (2058, 9874240), (2065, 9840768), (2092, 9713760), (2240, 9071958), (2352, 8639960), (2360, 8610672), (2478, 8200640), (2615, 7771008), (2688, 7559965), (2744, 7405680), (2832, 7175560), (2891, 7029120), (2940, 6911968), (3136, 6479970), (3138, 6475840), (3304, 6150480), (3360, 6047972), (3430, 5924544), (3540, 5740448), (3661, 5550720), (3776, 5381670), (3920, 5183976), (4116, 4937120), (4130, 4920384), (4184, 4856880), (4480, 4535979), (4704, 4319980), (4720, 4305336), (4956, 4100320), (5145, 3949696), (5230, 3885504), (5488, 3702840), (5664, 3587780), (5782, 3514560), (5880, 3455984), (6195, 3280256), (6272, 3239985), (6276, 3237920), (6608, 3075240), (6720, 3023986), (6860, 2962272), (7080, 2870224), (7322, 2775360), (7552, 2690835), (7840, 2591988), (7845, 2590336), (8232, 2468560), (8260, 2460192), (8368, 2428440), (8673, 2343040), (9408, 2159990), (9440, 2152668), (9912, 2050160), (10290, 1974848), (10460, 1942752), (10976, 1851420), (10983, 1850240), (11328, 1793890), (11564, 1757280), (11760, 1727992), (12390, 1640128), (12552, 1618960), (13216, 1537620), (13440, 1511993), (13720, 1481136), (14160, 1435112), (14455, 1405824), (14644, 1387680), (15680, 1295994), (15690, 1295168), (16464, 1234280), (16520, 1230096), (16736, 1214220), (17346, 1171520), (18305, 1110144), (18816, 1079995), (18880, 1076334), (19824, 1025080), (20237, 1004160), (20580, 987424), (20920, 971376), (21952, 925710), (21966, 925120), (22656, 896945), (23128, 878640), (23520, 863996), (24780, 820064), (25104, 809480), (25627, 792960), (26432, 768810), (27440, 740568), (28320, 717556), (28910, 702912), (29288, 693840), (30857, 658560), (31360, 647997), (31380, 647584), (32928, 617140), (33040, 615048), (33472, 607110), (34692, 585760), (36610, 555072), (37760, 538167), (39648, 512540), (40474, 502080), (41160, 493712), (41840, 485688), (43365, 468608), (43904, 462855), (43932, 462560), (46256, 439320), (47040, 431998), (49560, 410032), (50208, 404740), (51254, 396480), (52864, 384405), (54880, 370284), (54915, 370048), (56640, 358778), (57820, 351456), (58576, 346920), (60711, 334720), (61714, 329280), (62760, 323792), (65856, 308570), (66080, 307524), (66944, 303555), (69384, 292880), (73220, 277536), (76881, 264320), (79296, 256270), (80948, 251040), (82320, 246856), (83680, 242844), (86730, 234304), (87864, 231280), (92512, 219660), (92571, 219520), (94080, 215999), (99120, 205016), (100416, 202370), (101185, 200832), (102508, 198240), (109760, 185142), (109830, 185024), (113280, 179389), (115640, 175728), (117152, 173460), (121422, 167360), (123428, 164640), (125520, 161896), (128135, 158592), (131712, 154285), (132160, 153762), (138768, 146440)]