249157020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{593231}}^1$

素因数の和:593250

約数の個数: 48

約数和(自身を含む): 797303808

約数和(自身を除く): 548146788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 593231, 1186462, 1779693, 2372924, 2966155, 3559386, 4152617, 5932310, 7118772, 8305234, 8898465, 11864620, 12457851, 16610468, 17796930, 20763085, 24915702, 35593860, 41526170, 49831404, 62289255, 83052340, 124578510, 249157020]

約数ペア:

[(1, 249157020), (2, 124578510), (3, 83052340), (4, 62289255), (5, 49831404), (6, 41526170), (7, 35593860), (10, 24915702), (12, 20763085), (14, 17796930), (15, 16610468), (20, 12457851), (21, 11864620), (28, 8898465), (30, 8305234), (35, 7118772), (42, 5932310), (60, 4152617), (70, 3559386), (84, 2966155), (105, 2372924), (140, 1779693), (210, 1186462), (420, 593231)]