99640240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{177929}}^1$

素因数の和:177949

約数の個数: 40

約数和(自身を含む): 264759840

約数和(自身を除く): 165119600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 177929, 355858, 711716, 889645, 1245503, 1423432, 1779290, 2491006, 2846864, 3558580, 4982012, 6227515, 7117160, 9964024, 12455030, 14234320, 19928048, 24910060, 49820120, 99640240]

約数ペア:

[(1, 99640240), (2, 49820120), (4, 24910060), (5, 19928048), (7, 14234320), (8, 12455030), (10, 9964024), (14, 7117160), (16, 6227515), (20, 4982012), (28, 3558580), (35, 2846864), (40, 2491006), (56, 1779290), (70, 1423432), (80, 1245503), (112, 889645), (140, 711716), (280, 355858), (560, 177929)]