210310720

素因数分解:

$2^6\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1151}}^1$

素因数の和:1739

約数の個数: 56

約数和(自身を含む): 502115328

約数和(自身を除く): 291804608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 571, 1142, 1151, 2284, 2302, 2855, 4568, 4604, 5710, 5755, 9136, 9208, 11420, 11510, 18272, 18416, 22840, 23020, 36544, 36832, 45680, 46040, 73664, 91360, 92080, 182720, 184160, 368320, 657221, 1314442, 2628884, 3286105, 5257768, 6572210, 10515536, 13144420, 21031072, 26288840, 42062144, 52577680, 105155360, 210310720]

約数ペア:

[(1, 210310720), (2, 105155360), (4, 52577680), (5, 42062144), (8, 26288840), (10, 21031072), (16, 13144420), (20, 10515536), (32, 6572210), (40, 5257768), (64, 3286105), (80, 2628884), (160, 1314442), (320, 657221), (571, 368320), (1142, 184160), (1151, 182720), (2284, 92080), (2302, 91360), (2855, 73664), (4568, 46040), (4604, 45680), (5710, 36832), (5755, 36544), (9136, 23020), (9208, 22840), (11420, 18416), (11510, 18272)]