18066780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33457}}^1$

素因数の和:33475

約数の個数: 48

約数和(自身を含む): 56209440

約数和(自身を除く): 38142660

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, 33457, 66914, 100371, 133828, 167285, 200742, 301113, 334570, 401484, 501855, 602226, 669140, 903339, 1003710, 1204452, 1505565, 1806678, 2007420, 3011130, 3613356, 4516695, 6022260, 9033390, 18066780]

約数ペア:

[(1, 18066780), (2, 9033390), (3, 6022260), (4, 4516695), (5, 3613356), (6, 3011130), (9, 2007420), (10, 1806678), (12, 1505565), (15, 1204452), (18, 1003710), (20, 903339), (27, 669140), (30, 602226), (36, 501855), (45, 401484), (54, 334570), (60, 301113), (90, 200742), (108, 167285), (135, 133828), (180, 100371), (270, 66914), (540, 33457)]