127221920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{113591}}^1$

素因数の和:113613

約数の個数: 48

約数和(自身を含む): 343502208

約数和(自身を除く): 216280288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 113591, 227182, 454364, 567955, 795137, 908728, 1135910, 1590274, 1817456, 2271820, 3180548, 3634912, 3975685, 4543640, 6361096, 7951370, 9087280, 12722192, 15902740, 18174560, 25444384, 31805480, 63610960, 127221920]

約数ペア:

[(1, 127221920), (2, 63610960), (4, 31805480), (5, 25444384), (7, 18174560), (8, 15902740), (10, 12722192), (14, 9087280), (16, 7951370), (20, 6361096), (28, 4543640), (32, 3975685), (35, 3634912), (40, 3180548), (56, 2271820), (70, 1817456), (80, 1590274), (112, 1135910), (140, 908728), (160, 795137), (224, 567955), (280, 454364), (560, 227182), (1120, 113591)]