180985882

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 350558208

約数和(自身を除く): 169572326

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 151, 154, 181, 301, 302, 362, 473, 602, 946, 1057, 1267, 1661, 1991, 2114, 2534, 3311, 3322, 3982, 6493, 6622, 7783, 11627, 12986, 13937, 15566, 23254, 27331, 27874, 45451, 54481, 54662, 71423, 85613, 90902, 108962, 142846, 171226, 191317, 300641, 382634, 499961, 599291, 601282, 999922, 1175233, 1198582, 2104487, 2350466, 4208974, 8226631, 12927563, 16453262, 25855126, 90492941, 180985882]

約数ペア:

[(1, 180985882), (2, 90492941), (7, 25855126), (11, 16453262), (14, 12927563), (22, 8226631), (43, 4208974), (77, 2350466), (86, 2104487), (151, 1198582), (154, 1175233), (181, 999922), (301, 601282), (302, 599291), (362, 499961), (473, 382634), (602, 300641), (946, 191317), (1057, 171226), (1267, 142846), (1661, 108962), (1991, 90902), (2114, 85613), (2534, 71423), (3311, 54662), (3322, 54481), (3982, 45451), (6493, 27874), (6622, 27331), (7783, 23254), (11627, 15566), (12986, 13937)]