81340344

素因数分解:

$2^3\times 3^2\times {\mathrm{617}}^1\times {\mathrm{1831}}^1$

素因数の和:2460

約数の個数: 48

約数和(自身を含む): 220774320

約数和(自身を除く): 139433976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 617, 1234, 1831, 1851, 2468, 3662, 3702, 4936, 5493, 5553, 7324, 7404, 10986, 11106, 14648, 14808, 16479, 21972, 22212, 32958, 43944, 44424, 65916, 131832, 1129727, 2259454, 3389181, 4518908, 6778362, 9037816, 10167543, 13556724, 20335086, 27113448, 40670172, 81340344]

約数ペア:

[(1, 81340344), (2, 40670172), (3, 27113448), (4, 20335086), (6, 13556724), (8, 10167543), (9, 9037816), (12, 6778362), (18, 4518908), (24, 3389181), (36, 2259454), (72, 1129727), (617, 131832), (1234, 65916), (1831, 44424), (1851, 43944), (2468, 32958), (3662, 22212), (3702, 21972), (4936, 16479), (5493, 14808), (5553, 14648), (7324, 11106), (7404, 10986)]