78454890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1039}}^1$

素因数の和:1891

約数の個数: 48

約数和(自身を含む): 204422400

約数和(自身を除く): 125967510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 839, 1039, 1678, 2078, 2517, 3117, 4195, 5034, 5195, 6234, 7551, 8390, 9351, 10390, 12585, 15102, 15585, 18702, 25170, 31170, 37755, 46755, 75510, 93510, 871721, 1743442, 2615163, 4358605, 5230326, 7845489, 8717210, 13075815, 15690978, 26151630, 39227445, 78454890]

約数ペア:

[(1, 78454890), (2, 39227445), (3, 26151630), (5, 15690978), (6, 13075815), (9, 8717210), (10, 7845489), (15, 5230326), (18, 4358605), (30, 2615163), (45, 1743442), (90, 871721), (839, 93510), (1039, 75510), (1678, 46755), (2078, 37755), (2517, 31170), (3117, 25170), (4195, 18702), (5034, 15585), (5195, 15102), (6234, 12585), (7551, 10390), (8390, 9351)]