55902780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{310571}}^1$

素因数の和:310586

約数の個数: 36

約数和(自身を含む): 169572312

約数和(自身を除く): 113669532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 310571, 621142, 931713, 1242284, 1552855, 1863426, 2795139, 3105710, 3726852, 4658565, 5590278, 6211420, 9317130, 11180556, 13975695, 18634260, 27951390, 55902780]

約数ペア:

[(1, 55902780), (2, 27951390), (3, 18634260), (4, 13975695), (5, 11180556), (6, 9317130), (9, 6211420), (10, 5590278), (12, 4658565), (15, 3726852), (18, 3105710), (20, 2795139), (30, 1863426), (36, 1552855), (45, 1242284), (60, 931713), (90, 621142), (180, 310571)]