210222080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2205

約数の個数: 88

約数和(自身を含む): 531073680

約数和(自身を除く): 320851600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2161, 2432, 2560, 3040, 4322, 4864, 5120, 6080, 8644, 9728, 10805, 12160, 17288, 19456, 21610, 24320, 34576, 41059, 43220, 48640, 69152, 82118, 86440, 97280, 138304, 164236, 172880, 205295, 276608, 328472, 345760, 410590, 553216, 656944, 691520, 821180, 1106432, 1313888, 1383040, 1642360, 2212864, 2627776, 2766080, 3284720, 5255552, 5532160, 6569440, 10511104, 11064320, 13138880, 21022208, 26277760, 42044416, 52555520, 105111040, 210222080]

約数ペア:

[(1, 210222080), (2, 105111040), (4, 52555520), (5, 42044416), (8, 26277760), (10, 21022208), (16, 13138880), (19, 11064320), (20, 10511104), (32, 6569440), (38, 5532160), (40, 5255552), (64, 3284720), (76, 2766080), (80, 2627776), (95, 2212864), (128, 1642360), (152, 1383040), (160, 1313888), (190, 1106432), (256, 821180), (304, 691520), (320, 656944), (380, 553216), (512, 410590), (608, 345760), (640, 328472), (760, 276608), (1024, 205295), (1216, 172880), (1280, 164236), (1520, 138304), (2161, 97280), (2432, 86440), (2560, 82118), (3040, 69152), (4322, 48640), (4864, 43220), (5120, 41059), (6080, 34576), (8644, 24320), (9728, 21610), (10805, 19456), (12160, 17288)]