845340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 2411808

約数和(自身を除く): 1566468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 193, 219, 292, 365, 386, 438, 579, 730, 772, 876, 965, 1095, 1158, 1460, 1930, 2190, 2316, 2895, 3860, 4380, 5790, 11580, 14089, 28178, 42267, 56356, 70445, 84534, 140890, 169068, 211335, 281780, 422670, 845340]

約数ペア:

[(1, 845340), (2, 422670), (3, 281780), (4, 211335), (5, 169068), (6, 140890), (10, 84534), (12, 70445), (15, 56356), (20, 42267), (30, 28178), (60, 14089), (73, 11580), (146, 5790), (193, 4380), (219, 3860), (292, 2895), (365, 2316), (386, 2190), (438, 1930), (579, 1460), (730, 1158), (772, 1095), (876, 965)]