20319828480

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{13999}}^1$

素因数の和:14041

約数の個数: 400

約数和(自身を含む): 83182176000

約数和(自身を除く): 62862347520

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, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 9072, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13824, 13999, 15120, 16128, 17280, 17920, 18144, 20160, 20736, 22680, 23040, 24192, 25920, 26880, 27998, 30240, 32256, 34560, 36288, 40320, 41472, 41997, 45360, 48384, 51840, 53760, 55996, 60480, 69120, 69995, 72576, 80640, 83994, 90720, 96768, 97993, 103680, 111992, 120960, 125991, 139990, 145152, 161280, 167988, 181440, 195986, 207360, 209985, 223984, 241920, 251982, 279980, 290304, 293979, 335976, 362880, 377973, 391972, 419970, 447968, 483840, 489965, 503964, 559960, 587958, 629955, 671952, 725760, 755946, 783944, 839940, 881937, 895936, 979930, 1007928, 1119920, 1133919, 1175916, 1259910, 1343904, 1451520, 1469895, 1511892, 1567888, 1679880, 1763874, 1791872, 1889865, 1959860, 2015856, 2239840, 2267838, 2351832, 2519820, 2645811, 2687808, 2939790, 3023784, 3135776, 3359760, 3527748, 3583744, 3779730, 3919720, 4031712, 4409685, 4479680, 4535676, 4703664, 5039640, 5291622, 5375616, 5669595, 5879580, 6047568, 6271552, 6719520, 7055496, 7167488, 7559460, 7839440, 7937433, 8063424, 8819370, 8959360, 9071352, 9407328, 10079280, 10583244, 10751232, 11339190, 11759160, 12095136, 12543104, 13229055, 13439040, 14110992, 15118920, 15678880, 15874866, 16126848, 17638740, 17918720, 18142704, 18814656, 20158560, 21166488, 21502464, 22678380, 23518320, 24190272, 25086208, 26458110, 26878080, 28221984, 30237840, 31357760, 31749732, 32253696, 35277480, 35837440, 36285408, 37629312, 39687165, 40317120, 42332976, 45356760, 47036640, 48380544, 50172416, 52916220, 53756160, 56443968, 60475680, 62715520, 63499464, 64507392, 70554960, 72570816, 75258624, 79374330, 80634240, 84665952, 90713520, 94073280, 96761088, 105832440, 107512320, 112887936, 120951360, 125431040, 126998928, 141109920, 145141632, 150517248, 158748660, 161268480, 169331904, 181427040, 188146560, 193522176, 211664880, 225775872, 241902720, 250862080, 253997856, 282219840, 290283264, 317497320, 322536960, 338663808, 362854080, 376293120, 423329760, 451551744, 483805440, 507995712, 564439680, 580566528, 634994640, 677327616, 725708160, 752586240, 846659520, 967610880, 1015991424, 1128879360, 1269989280, 1354655232, 1451416320, 1693319040, 2031982848, 2257758720, 2539978560, 2902832640, 3386638080, 4063965696, 5079957120, 6773276160, 10159914240, 20319828480]

約数ペア:

[(1, 20319828480), (2, 10159914240), (3, 6773276160), (4, 5079957120), (5, 4063965696), (6, 3386638080), (7, 2902832640), (8, 2539978560), (9, 2257758720), (10, 2031982848), (12, 1693319040), (14, 1451416320), (15, 1354655232), (16, 1269989280), (18, 1128879360), (20, 1015991424), (21, 967610880), (24, 846659520), (27, 752586240), (28, 725708160), (30, 677327616), (32, 634994640), (35, 580566528), (36, 564439680), (40, 507995712), (42, 483805440), (45, 451551744), (48, 423329760), (54, 376293120), (56, 362854080), (60, 338663808), (63, 322536960), (64, 317497320), (70, 290283264), (72, 282219840), (80, 253997856), (81, 250862080), (84, 241902720), (90, 225775872), (96, 211664880), (105, 193522176), (108, 188146560), (112, 181427040), (120, 169331904), (126, 161268480), (128, 158748660), (135, 150517248), (140, 145141632), (144, 141109920), (160, 126998928), (162, 125431040), (168, 120951360), (180, 112887936), (189, 107512320), (192, 105832440), (210, 96761088), (216, 94073280), (224, 90713520), (240, 84665952), (252, 80634240), (256, 79374330), (270, 75258624), (280, 72570816), (288, 70554960), (315, 64507392), (320, 63499464), (324, 62715520), (336, 60475680), (360, 56443968), (378, 53756160), (384, 52916220), (405, 50172416), (420, 48380544), (432, 47036640), (448, 45356760), (480, 42332976), (504, 40317120), (512, 39687165), (540, 37629312), (560, 36285408), (567, 35837440), (576, 35277480), (630, 32253696), (640, 31749732), (648, 31357760), (672, 30237840), (720, 28221984), (756, 26878080), (768, 26458110), (810, 25086208), (840, 24190272), (864, 23518320), (896, 22678380), (945, 21502464), (960, 21166488), (1008, 20158560), (1080, 18814656), (1120, 18142704), (1134, 17918720), (1152, 17638740), (1260, 16126848), (1280, 15874866), (1296, 15678880), (1344, 15118920), (1440, 14110992), (1512, 13439040), (1536, 13229055), (1620, 12543104), (1680, 12095136), (1728, 11759160), (1792, 11339190), (1890, 10751232), (1920, 10583244), (2016, 10079280), (2160, 9407328), (2240, 9071352), (2268, 8959360), (2304, 8819370), (2520, 8063424), (2560, 7937433), (2592, 7839440), (2688, 7559460), (2835, 7167488), (2880, 7055496), (3024, 6719520), (3240, 6271552), (3360, 6047568), (3456, 5879580), (3584, 5669595), (3780, 5375616), (3840, 5291622), (4032, 5039640), (4320, 4703664), (4480, 4535676), (4536, 4479680), (4608, 4409685), (5040, 4031712), (5184, 3919720), (5376, 3779730), (5670, 3583744), (5760, 3527748), (6048, 3359760), (6480, 3135776), (6720, 3023784), (6912, 2939790), (7560, 2687808), (7680, 2645811), (8064, 2519820), (8640, 2351832), (8960, 2267838), (9072, 2239840), (10080, 2015856), (10368, 1959860), (10752, 1889865), (11340, 1791872), (11520, 1763874), (12096, 1679880), (12960, 1567888), (13440, 1511892), (13824, 1469895), (13999, 1451520), (15120, 1343904), (16128, 1259910), (17280, 1175916), (17920, 1133919), (18144, 1119920), (20160, 1007928), (20736, 979930), (22680, 895936), (23040, 881937), (24192, 839940), (25920, 783944), (26880, 755946), (27998, 725760), (30240, 671952), (32256, 629955), (34560, 587958), (36288, 559960), (40320, 503964), (41472, 489965), (41997, 483840), (45360, 447968), (48384, 419970), (51840, 391972), (53760, 377973), (55996, 362880), (60480, 335976), (69120, 293979), (69995, 290304), (72576, 279980), (80640, 251982), (83994, 241920), (90720, 223984), (96768, 209985), (97993, 207360), (103680, 195986), (111992, 181440), (120960, 167988), (125991, 161280), (139990, 145152)]