277531620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{10987}}^1$

素因数の和:11420

約数の個数: 48

約数和(自身を含む): 779005248

約数和(自身を除く): 501473628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8420, 10987, 12630, 21974, 25260, 32961, 43948, 54935, 65922, 109870, 131844, 164805, 219740, 329610, 659220, 4625527, 9251054, 13876581, 18502108, 23127635, 27753162, 46255270, 55506324, 69382905, 92510540, 138765810, 277531620]

約数ペア:

[(1, 277531620), (2, 138765810), (3, 92510540), (4, 69382905), (5, 55506324), (6, 46255270), (10, 27753162), (12, 23127635), (15, 18502108), (20, 13876581), (30, 9251054), (60, 4625527), (421, 659220), (842, 329610), (1263, 219740), (1684, 164805), (2105, 131844), (2526, 109870), (4210, 65922), (5052, 54935), (6315, 43948), (8420, 32961), (10987, 25260), (12630, 21974)]