55155780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{306421}}^1$

素因数の和:306436

約数の個数: 36

約数和(自身を含む): 167306412

約数和(自身を除く): 112150632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 306421, 612842, 919263, 1225684, 1532105, 1838526, 2757789, 3064210, 3677052, 4596315, 5515578, 6128420, 9192630, 11031156, 13788945, 18385260, 27577890, 55155780]

約数ペア:

[(1, 55155780), (2, 27577890), (3, 18385260), (4, 13788945), (5, 11031156), (6, 9192630), (9, 6128420), (10, 5515578), (12, 4596315), (15, 3677052), (18, 3064210), (20, 2757789), (30, 1838526), (36, 1532105), (45, 1225684), (60, 919263), (90, 612842), (180, 306421)]