210487480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1117}}^1$

素因数の和:1808

約数の個数: 64

約数和(自身を含む): 542543040

約数和(自身を除く): 332055560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 673, 1117, 1346, 2234, 2692, 3365, 4468, 4711, 5384, 5585, 6730, 7819, 8936, 9422, 11170, 13460, 15638, 18844, 22340, 23555, 26920, 31276, 37688, 39095, 44680, 47110, 62552, 78190, 94220, 156380, 188440, 312760, 751741, 1503482, 3006964, 3758705, 5262187, 6013928, 7517410, 10524374, 15034820, 21048748, 26310935, 30069640, 42097496, 52621870, 105243740, 210487480]

約数ペア:

[(1, 210487480), (2, 105243740), (4, 52621870), (5, 42097496), (7, 30069640), (8, 26310935), (10, 21048748), (14, 15034820), (20, 10524374), (28, 7517410), (35, 6013928), (40, 5262187), (56, 3758705), (70, 3006964), (140, 1503482), (280, 751741), (673, 312760), (1117, 188440), (1346, 156380), (2234, 94220), (2692, 78190), (3365, 62552), (4468, 47110), (4711, 44680), (5384, 39095), (5585, 37688), (6730, 31276), (7819, 26920), (8936, 23555), (9422, 22340), (11170, 18844), (13460, 15638)]