168246980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{26371}}^1$

素因数の和:26420

約数の個数: 48

約数和(自身を含む): 398744640

約数和(自身を除く): 230497660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 26371, 52742, 105484, 131855, 263710, 290081, 527420, 580162, 764759, 1160324, 1450405, 1529518, 2900810, 3059036, 3823795, 5801620, 7647590, 8412349, 15295180, 16824698, 33649396, 42061745, 84123490, 168246980]

約数ペア:

[(1, 168246980), (2, 84123490), (4, 42061745), (5, 33649396), (10, 16824698), (11, 15295180), (20, 8412349), (22, 7647590), (29, 5801620), (44, 3823795), (55, 3059036), (58, 2900810), (110, 1529518), (116, 1450405), (145, 1160324), (220, 764759), (290, 580162), (319, 527420), (580, 290081), (638, 263710), (1276, 131855), (1595, 105484), (3190, 52742), (6380, 26371)]