2181054080

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2161}}^1$

素因数の和:2282

約数の個数: 128

約数和(自身を含む): 5557204800

約数和(自身を除く): 3376150720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 95, 128, 152, 160, 166, 190, 304, 320, 332, 380, 415, 608, 640, 664, 760, 830, 1216, 1328, 1520, 1577, 1660, 2161, 2432, 2656, 3040, 3154, 3320, 4322, 5312, 6080, 6308, 6640, 7885, 8644, 10624, 10805, 12160, 12616, 13280, 15770, 17288, 21610, 25232, 26560, 31540, 34576, 41059, 43220, 50464, 53120, 63080, 69152, 82118, 86440, 100928, 126160, 138304, 164236, 172880, 179363, 201856, 205295, 252320, 276608, 328472, 345760, 358726, 410590, 504640, 656944, 691520, 717452, 821180, 896815, 1009280, 1313888, 1383040, 1434904, 1642360, 1793630, 2627776, 2869808, 3284720, 3407897, 3587260, 5255552, 5739616, 6569440, 6815794, 7174520, 11479232, 13138880, 13631588, 14349040, 17039485, 22958464, 26277760, 27263176, 28698080, 34078970, 54526352, 57396160, 68157940, 109052704, 114792320, 136315880, 218105408, 272631760, 436210816, 545263520, 1090527040, 2181054080]

約数ペア:

[(1, 2181054080), (2, 1090527040), (4, 545263520), (5, 436210816), (8, 272631760), (10, 218105408), (16, 136315880), (19, 114792320), (20, 109052704), (32, 68157940), (38, 57396160), (40, 54526352), (64, 34078970), (76, 28698080), (80, 27263176), (83, 26277760), (95, 22958464), (128, 17039485), (152, 14349040), (160, 13631588), (166, 13138880), (190, 11479232), (304, 7174520), (320, 6815794), (332, 6569440), (380, 5739616), (415, 5255552), (608, 3587260), (640, 3407897), (664, 3284720), (760, 2869808), (830, 2627776), (1216, 1793630), (1328, 1642360), (1520, 1434904), (1577, 1383040), (1660, 1313888), (2161, 1009280), (2432, 896815), (2656, 821180), (3040, 717452), (3154, 691520), (3320, 656944), (4322, 504640), (5312, 410590), (6080, 358726), (6308, 345760), (6640, 328472), (7885, 276608), (8644, 252320), (10624, 205295), (10805, 201856), (12160, 179363), (12616, 172880), (13280, 164236), (15770, 138304), (17288, 126160), (21610, 100928), (25232, 86440), (26560, 82118), (31540, 69152), (34576, 63080), (41059, 53120), (43220, 50464)]