820535040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5479}}^1$

素因数の和:5519

約数の個数: 216

約数和(自身を含む): 3057905760

約数和(自身を除く): 2237370720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3840, 4160, 4680, 4992, 5479, 5760, 6240, 7488, 8320, 9360, 9984, 10958, 11520, 12480, 14976, 16437, 16640, 18720, 21916, 24960, 27395, 29952, 32874, 37440, 43832, 49311, 49920, 54790, 65748, 71227, 74880, 82185, 87664, 98622, 109580, 131496, 142454, 149760, 164370, 175328, 197244, 213681, 219160, 246555, 262992, 284908, 328740, 350656, 356135, 394488, 427362, 438320, 493110, 525984, 569816, 641043, 657480, 701312, 712270, 788976, 854724, 876640, 986220, 1051968, 1068405, 1139632, 1282086, 1314960, 1402624, 1424540, 1577952, 1709448, 1753280, 1972440, 2103936, 2136810, 2279264, 2564172, 2629920, 2849080, 3155904, 3205215, 3418896, 3506560, 3944880, 4207872, 4273620, 4558528, 5128344, 5259840, 5698160, 6311808, 6410430, 6837792, 7013120, 7889760, 8547240, 9117056, 10256688, 10519680, 11396320, 12623616, 12820860, 13675584, 15779520, 17094480, 18234112, 20513376, 21039360, 22792640, 25641720, 27351168, 31559040, 34188960, 41026752, 45585280, 51283440, 54702336, 63118080, 68377920, 82053504, 91170560, 102566880, 136755840, 164107008, 205133760, 273511680, 410267520, 820535040]

約数ペア:

[(1, 820535040), (2, 410267520), (3, 273511680), (4, 205133760), (5, 164107008), (6, 136755840), (8, 102566880), (9, 91170560), (10, 82053504), (12, 68377920), (13, 63118080), (15, 54702336), (16, 51283440), (18, 45585280), (20, 41026752), (24, 34188960), (26, 31559040), (30, 27351168), (32, 25641720), (36, 22792640), (39, 21039360), (40, 20513376), (45, 18234112), (48, 17094480), (52, 15779520), (60, 13675584), (64, 12820860), (65, 12623616), (72, 11396320), (78, 10519680), (80, 10256688), (90, 9117056), (96, 8547240), (104, 7889760), (117, 7013120), (120, 6837792), (128, 6410430), (130, 6311808), (144, 5698160), (156, 5259840), (160, 5128344), (180, 4558528), (192, 4273620), (195, 4207872), (208, 3944880), (234, 3506560), (240, 3418896), (256, 3205215), (260, 3155904), (288, 2849080), (312, 2629920), (320, 2564172), (360, 2279264), (384, 2136810), (390, 2103936), (416, 1972440), (468, 1753280), (480, 1709448), (520, 1577952), (576, 1424540), (585, 1402624), (624, 1314960), (640, 1282086), (720, 1139632), (768, 1068405), (780, 1051968), (832, 986220), (936, 876640), (960, 854724), (1040, 788976), (1152, 712270), (1170, 701312), (1248, 657480), (1280, 641043), (1440, 569816), (1560, 525984), (1664, 493110), (1872, 438320), (1920, 427362), (2080, 394488), (2304, 356135), (2340, 350656), (2496, 328740), (2880, 284908), (3120, 262992), (3328, 246555), (3744, 219160), (3840, 213681), (4160, 197244), (4680, 175328), (4992, 164370), (5479, 149760), (5760, 142454), (6240, 131496), (7488, 109580), (8320, 98622), (9360, 87664), (9984, 82185), (10958, 74880), (11520, 71227), (12480, 65748), (14976, 54790), (16437, 49920), (16640, 49311), (18720, 43832), (21916, 37440), (24960, 32874), (27395, 29952)]