153412820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16217}}^1$

素因数の和:16280

約数の個数: 48

約数和(自身を含む): 359650368

約数和(自身を除く): 206237548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 16217, 32434, 64868, 81085, 162170, 178387, 324340, 356774, 697331, 713548, 891935, 1394662, 1783870, 2789324, 3486655, 3567740, 6973310, 7670641, 13946620, 15341282, 30682564, 38353205, 76706410, 153412820]

約数ペア:

[(1, 153412820), (2, 76706410), (4, 38353205), (5, 30682564), (10, 15341282), (11, 13946620), (20, 7670641), (22, 6973310), (43, 3567740), (44, 3486655), (55, 2789324), (86, 1783870), (110, 1394662), (172, 891935), (215, 713548), (220, 697331), (430, 356774), (473, 324340), (860, 178387), (946, 162170), (1892, 81085), (2365, 64868), (4730, 32434), (9460, 16217)]