164929280

素因数分解:

$2^8\times 5^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 397353600

約数和(自身を除く): 232424320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 269, 320, 479, 538, 640, 958, 1076, 1280, 1345, 1916, 2152, 2395, 2690, 3832, 4304, 4790, 5380, 7664, 8608, 9580, 10760, 15328, 17216, 19160, 21520, 30656, 34432, 38320, 43040, 61312, 68864, 76640, 86080, 122624, 128851, 153280, 172160, 257702, 306560, 344320, 515404, 613120, 644255, 1030808, 1288510, 2061616, 2577020, 4123232, 5154040, 8246464, 10308080, 16492928, 20616160, 32985856, 41232320, 82464640, 164929280]

約数ペア:

[(1, 164929280), (2, 82464640), (4, 41232320), (5, 32985856), (8, 20616160), (10, 16492928), (16, 10308080), (20, 8246464), (32, 5154040), (40, 4123232), (64, 2577020), (80, 2061616), (128, 1288510), (160, 1030808), (256, 644255), (269, 613120), (320, 515404), (479, 344320), (538, 306560), (640, 257702), (958, 172160), (1076, 153280), (1280, 128851), (1345, 122624), (1916, 86080), (2152, 76640), (2395, 68864), (2690, 61312), (3832, 43040), (4304, 38320), (4790, 34432), (5380, 30656), (7664, 21520), (8608, 19160), (9580, 17216), (10760, 15328)]