210720616

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{1063}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 402192000

約数和(自身を除く): 191471384

約数列:

[1, 2, 4, 8, 71, 142, 284, 349, 568, 698, 1063, 1396, 2126, 2792, 4252, 8504, 24779, 49558, 75473, 99116, 150946, 198232, 301892, 370987, 603784, 741974, 1483948, 2967896, 26340077, 52680154, 105360308, 210720616]

約数ペア:

[(1, 210720616), (2, 105360308), (4, 52680154), (8, 26340077), (71, 2967896), (142, 1483948), (284, 741974), (349, 603784), (568, 370987), (698, 301892), (1063, 198232), (1396, 150946), (2126, 99116), (2792, 75473), (4252, 49558), (8504, 24779)]