256514220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1425079}}^1$

素因数の和:1425094

約数の個数: 36

約数和(自身を含む): 778093680

約数和(自身を除く): 521579460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1425079, 2850158, 4275237, 5700316, 7125395, 8550474, 12825711, 14250790, 17100948, 21376185, 25651422, 28501580, 42752370, 51302844, 64128555, 85504740, 128257110, 256514220]

約数ペア:

[(1, 256514220), (2, 128257110), (3, 85504740), (4, 64128555), (5, 51302844), (6, 42752370), (9, 28501580), (10, 25651422), (12, 21376185), (15, 17100948), (18, 14250790), (20, 12825711), (30, 8550474), (36, 7125395), (45, 5700316), (60, 4275237), (90, 2850158), (180, 1425079)]