1520463978

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{499}}^1\times {\mathrm{1399}}^1$

素因数の和:1928

約数の個数: 72

約数和(自身を含む): 3630900000

約数和(自身を除く): 2110436022

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 499, 726, 998, 1089, 1399, 1497, 2178, 2798, 2994, 4197, 4491, 5489, 8394, 8982, 10978, 12591, 15389, 16467, 25182, 30778, 32934, 46167, 49401, 60379, 92334, 98802, 120758, 138501, 169279, 181137, 277002, 338558, 362274, 507837, 543411, 698101, 1015674, 1086822, 1396202, 1523511, 2094303, 3047022, 4188606, 6282909, 7679111, 12565818, 15358222, 23037333, 46074666, 69111999, 84470221, 138223998, 168940442, 253410663, 506821326, 760231989, 1520463978]

約数ペア:

[(1, 1520463978), (2, 760231989), (3, 506821326), (6, 253410663), (9, 168940442), (11, 138223998), (18, 84470221), (22, 69111999), (33, 46074666), (66, 23037333), (99, 15358222), (121, 12565818), (198, 7679111), (242, 6282909), (363, 4188606), (499, 3047022), (726, 2094303), (998, 1523511), (1089, 1396202), (1399, 1086822), (1497, 1015674), (2178, 698101), (2798, 543411), (2994, 507837), (4197, 362274), (4491, 338558), (5489, 277002), (8394, 181137), (8982, 169279), (10978, 138501), (12591, 120758), (15389, 98802), (16467, 92334), (25182, 60379), (30778, 49401), (32934, 46167)]