151905940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{1217}}^1$

素因数の和:1384

約数の個数: 36

約数和(自身を含む): 323357076

約数和(自身を除く): 171451136

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1217, 1580, 2434, 4868, 6085, 6241, 12170, 12482, 24340, 24964, 31205, 62410, 96143, 124820, 192286, 384572, 480715, 961430, 1922860, 7595297, 15190594, 30381188, 37976485, 75952970, 151905940]

約数ペア:

[(1, 151905940), (2, 75952970), (4, 37976485), (5, 30381188), (10, 15190594), (20, 7595297), (79, 1922860), (158, 961430), (316, 480715), (395, 384572), (790, 192286), (1217, 124820), (1580, 96143), (2434, 62410), (4868, 31205), (6085, 24964), (6241, 24340), (12170, 12482)]