165486780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{306457}}^1$

素因数の和:306475

約数の個数: 48

約数和(自身を含む): 514849440

約数和(自身を除く): 349362660

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, 306457, 612914, 919371, 1225828, 1532285, 1838742, 2758113, 3064570, 3677484, 4596855, 5516226, 6129140, 8274339, 9193710, 11032452, 13790565, 16548678, 18387420, 27581130, 33097356, 41371695, 55162260, 82743390, 165486780]

約数ペア:

[(1, 165486780), (2, 82743390), (3, 55162260), (4, 41371695), (5, 33097356), (6, 27581130), (9, 18387420), (10, 16548678), (12, 13790565), (15, 11032452), (18, 9193710), (20, 8274339), (27, 6129140), (30, 5516226), (36, 4596855), (45, 3677484), (54, 3064570), (60, 2758113), (90, 1838742), (108, 1532285), (135, 1225828), (180, 919371), (270, 612914), (540, 306457)]