146721920

素因数分解:

$2^7\times 5^1\times {\mathrm{229253}}^1$

素因数の和:229272

約数の個数: 32

約数和(自身を含む): 350758620

約数和(自身を除く): 204036700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 229253, 458506, 917012, 1146265, 1834024, 2292530, 3668048, 4585060, 7336096, 9170120, 14672192, 18340240, 29344384, 36680480, 73360960, 146721920]

約数ペア:

[(1, 146721920), (2, 73360960), (4, 36680480), (5, 29344384), (8, 18340240), (10, 14672192), (16, 9170120), (20, 7336096), (32, 4585060), (40, 3668048), (64, 2292530), (80, 1834024), (128, 1146265), (160, 917012), (320, 458506), (640, 229253)]