210991920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{879133}}^1$

素因数の和:879149

約数の個数: 40

約数和(自身を含む): 654075696

約数和(自身を除く): 443083776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 879133, 1758266, 2637399, 3516532, 4395665, 5274798, 7033064, 8791330, 10549596, 13186995, 14066128, 17582660, 21099192, 26373990, 35165320, 42198384, 52747980, 70330640, 105495960, 210991920]

約数ペア:

[(1, 210991920), (2, 105495960), (3, 70330640), (4, 52747980), (5, 42198384), (6, 35165320), (8, 26373990), (10, 21099192), (12, 17582660), (15, 14066128), (16, 13186995), (20, 10549596), (24, 8791330), (30, 7033064), (40, 5274798), (48, 4395665), (60, 3516532), (80, 2637399), (120, 1758266), (240, 879133)]