290248712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{11299}}^1$

素因数の和:11350

約数の個数: 48

約数和(自身を含む): 620370000

約数和(自身を除く): 330121288

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 6422, 11299, 12844, 22598, 25688, 45196, 90392, 146887, 214681, 293774, 429362, 587548, 858724, 1175096, 1717448, 1909531, 2790853, 3819062, 5581706, 7638124, 11163412, 15276248, 22326824, 36281089, 72562178, 145124356, 290248712]

約数ペア:

[(1, 290248712), (2, 145124356), (4, 72562178), (8, 36281089), (13, 22326824), (19, 15276248), (26, 11163412), (38, 7638124), (52, 5581706), (76, 3819062), (104, 2790853), (152, 1909531), (169, 1717448), (247, 1175096), (338, 858724), (494, 587548), (676, 429362), (988, 293774), (1352, 214681), (1976, 146887), (3211, 90392), (6422, 45196), (11299, 25688), (12844, 22598)]