378197872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 808837120

約数和(自身を除く): 430639248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 127, 139, 206, 208, 254, 278, 412, 508, 556, 824, 1016, 1112, 1339, 1648, 1651, 1807, 2032, 2224, 2678, 3302, 3614, 5356, 6604, 7228, 10712, 13081, 13208, 14317, 14456, 17653, 21424, 26162, 26416, 28634, 28912, 35306, 52324, 57268, 70612, 104648, 114536, 141224, 170053, 186121, 209296, 229072, 229489, 282448, 340106, 372242, 458978, 680212, 744484, 917956, 1360424, 1488968, 1818259, 1835912, 2720848, 2977936, 3636518, 3671824, 7273036, 14546072, 23637367, 29092144, 47274734, 94549468, 189098936, 378197872]

約数ペア:

[(1, 378197872), (2, 189098936), (4, 94549468), (8, 47274734), (13, 29092144), (16, 23637367), (26, 14546072), (52, 7273036), (103, 3671824), (104, 3636518), (127, 2977936), (139, 2720848), (206, 1835912), (208, 1818259), (254, 1488968), (278, 1360424), (412, 917956), (508, 744484), (556, 680212), (824, 458978), (1016, 372242), (1112, 340106), (1339, 282448), (1648, 229489), (1651, 229072), (1807, 209296), (2032, 186121), (2224, 170053), (2678, 141224), (3302, 114536), (3614, 104648), (5356, 70612), (6604, 57268), (7228, 52324), (10712, 35306), (13081, 28912), (13208, 28634), (14317, 26416), (14456, 26162), (17653, 21424)]