168449930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 179914870

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 139, 230, 253, 278, 479, 506, 695, 958, 1265, 1390, 1529, 2395, 2530, 3058, 3197, 4790, 5269, 6394, 7645, 10538, 11017, 15290, 15985, 22034, 26345, 31970, 35167, 52690, 55085, 66581, 70334, 110170, 121187, 133162, 175835, 242374, 332905, 351670, 605935, 665810, 732391, 1211870, 1464782, 1531363, 3062726, 3661955, 7323910, 7656815, 15313630, 16844993, 33689986, 84224965, 168449930]

約数ペア:

[(1, 168449930), (2, 84224965), (5, 33689986), (10, 16844993), (11, 15313630), (22, 7656815), (23, 7323910), (46, 3661955), (55, 3062726), (110, 1531363), (115, 1464782), (139, 1211870), (230, 732391), (253, 665810), (278, 605935), (479, 351670), (506, 332905), (695, 242374), (958, 175835), (1265, 133162), (1390, 121187), (1529, 110170), (2395, 70334), (2530, 66581), (3058, 55085), (3197, 52690), (4790, 35167), (5269, 31970), (6394, 26345), (7645, 22034), (10538, 15985), (11017, 15290)]