311923980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{577637}}^1$

素因数の和:577655

約数の個数: 48

約数和(自身を含む): 970431840

約数和(自身を除く): 658507860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 577637, 1155274, 1732911, 2310548, 2888185, 3465822, 5198733, 5776370, 6931644, 8664555, 10397466, 11552740, 15596199, 17329110, 20794932, 25993665, 31192398, 34658220, 51987330, 62384796, 77980995, 103974660, 155961990, 311923980]

約数ペア:

[(1, 311923980), (2, 155961990), (3, 103974660), (4, 77980995), (5, 62384796), (6, 51987330), (9, 34658220), (10, 31192398), (12, 25993665), (15, 20794932), (18, 17329110), (20, 15596199), (27, 11552740), (30, 10397466), (36, 8664555), (45, 6931644), (54, 5776370), (60, 5198733), (90, 3465822), (108, 2888185), (135, 2310548), (180, 1732911), (270, 1155274), (540, 577637)]