253513620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1408409}}^1$

素因数の和:1408424

約数の個数: 36

約数和(自身を含む): 768991860

約数和(自身を除く): 515478240

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1408409, 2816818, 4225227, 5633636, 7042045, 8450454, 12675681, 14084090, 16900908, 21126135, 25351362, 28168180, 42252270, 50702724, 63378405, 84504540, 126756810, 253513620]

約数ペア:

[(1, 253513620), (2, 126756810), (3, 84504540), (4, 63378405), (5, 50702724), (6, 42252270), (9, 28168180), (10, 25351362), (12, 21126135), (15, 16900908), (18, 14084090), (20, 12675681), (30, 8450454), (36, 7042045), (45, 5633636), (60, 4225227), (90, 2816818), (180, 1408409)]