2018156800

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 216

約数和(自身を含む): 5520271680

約数和(自身を除く): 3502114880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 109, 110, 128, 160, 176, 200, 218, 220, 256, 263, 275, 320, 352, 400, 436, 440, 526, 545, 550, 640, 704, 800, 872, 880, 1052, 1090, 1100, 1199, 1280, 1315, 1408, 1600, 1744, 1760, 2104, 2180, 2200, 2398, 2630, 2725, 2816, 2893, 3200, 3488, 3520, 4208, 4360, 4400, 4796, 5260, 5450, 5786, 5995, 6400, 6575, 6976, 7040, 8416, 8720, 8800, 9592, 10520, 10900, 11572, 11990, 13150, 13952, 14080, 14465, 16832, 17440, 17600, 19184, 21040, 21800, 23144, 23980, 26300, 27904, 28667, 28930, 29975, 33664, 34880, 35200, 38368, 42080, 43600, 46288, 47960, 52600, 57334, 57860, 59950, 67328, 69760, 70400, 72325, 76736, 84160, 87200, 92576, 95920, 105200, 114668, 115720, 119900, 139520, 143335, 144650, 153472, 168320, 174400, 185152, 191840, 210400, 229336, 231440, 239800, 286670, 289300, 306944, 315337, 336640, 348800, 370304, 383680, 420800, 458672, 462880, 479600, 573340, 578600, 630674, 697600, 716675, 740608, 767360, 841600, 917344, 925760, 959200, 1146680, 1157200, 1261348, 1433350, 1534720, 1576685, 1683200, 1834688, 1851520, 1918400, 2293360, 2314400, 2522696, 2866700, 3153370, 3669376, 3703040, 3836800, 4586720, 4628800, 5045392, 5733400, 6306740, 7338752, 7673600, 7883425, 9173440, 9257600, 10090784, 11466800, 12613480, 15766850, 18346880, 18515200, 20181568, 22933600, 25226960, 31533700, 36693760, 40363136, 45867200, 50453920, 63067400, 80726272, 91734400, 100907840, 126134800, 183468800, 201815680, 252269600, 403631360, 504539200, 1009078400, 2018156800]

約数ペア:

[(1, 2018156800), (2, 1009078400), (4, 504539200), (5, 403631360), (8, 252269600), (10, 201815680), (11, 183468800), (16, 126134800), (20, 100907840), (22, 91734400), (25, 80726272), (32, 63067400), (40, 50453920), (44, 45867200), (50, 40363136), (55, 36693760), (64, 31533700), (80, 25226960), (88, 22933600), (100, 20181568), (109, 18515200), (110, 18346880), (128, 15766850), (160, 12613480), (176, 11466800), (200, 10090784), (218, 9257600), (220, 9173440), (256, 7883425), (263, 7673600), (275, 7338752), (320, 6306740), (352, 5733400), (400, 5045392), (436, 4628800), (440, 4586720), (526, 3836800), (545, 3703040), (550, 3669376), (640, 3153370), (704, 2866700), (800, 2522696), (872, 2314400), (880, 2293360), (1052, 1918400), (1090, 1851520), (1100, 1834688), (1199, 1683200), (1280, 1576685), (1315, 1534720), (1408, 1433350), (1600, 1261348), (1744, 1157200), (1760, 1146680), (2104, 959200), (2180, 925760), (2200, 917344), (2398, 841600), (2630, 767360), (2725, 740608), (2816, 716675), (2893, 697600), (3200, 630674), (3488, 578600), (3520, 573340), (4208, 479600), (4360, 462880), (4400, 458672), (4796, 420800), (5260, 383680), (5450, 370304), (5786, 348800), (5995, 336640), (6400, 315337), (6575, 306944), (6976, 289300), (7040, 286670), (8416, 239800), (8720, 231440), (8800, 229336), (9592, 210400), (10520, 191840), (10900, 185152), (11572, 174400), (11990, 168320), (13150, 153472), (13952, 144650), (14080, 143335), (14465, 139520), (16832, 119900), (17440, 115720), (17600, 114668), (19184, 105200), (21040, 95920), (21800, 92576), (23144, 87200), (23980, 84160), (26300, 76736), (27904, 72325), (28667, 70400), (28930, 69760), (29975, 67328), (33664, 59950), (34880, 57860), (35200, 57334), (38368, 52600), (42080, 47960), (43600, 46288)]