210917820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{152839}}^1$

素因数の和:152874

約数の個数: 48

約数和(自身を含む): 616250880

約数和(自身を除く): 405333060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 152839, 305678, 458517, 611356, 764195, 917034, 1528390, 1834068, 2292585, 3056780, 3515297, 4585170, 7030594, 9170340, 10545891, 14061188, 17576485, 21091782, 35152970, 42183564, 52729455, 70305940, 105458910, 210917820]

約数ペア:

[(1, 210917820), (2, 105458910), (3, 70305940), (4, 52729455), (5, 42183564), (6, 35152970), (10, 21091782), (12, 17576485), (15, 14061188), (20, 10545891), (23, 9170340), (30, 7030594), (46, 4585170), (60, 3515297), (69, 3056780), (92, 2292585), (115, 1834068), (138, 1528390), (230, 917034), (276, 764195), (345, 611356), (460, 458517), (690, 305678), (1380, 152839)]