168212820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90437}}^1$

素因数の和:90480

約数の個数: 48

約数和(自身を含む): 486194688

約数和(自身を除く): 317981868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 90437, 180874, 271311, 361748, 452185, 542622, 904370, 1085244, 1356555, 1808740, 2713110, 2803547, 5426220, 5607094, 8410641, 11214188, 14017735, 16821282, 28035470, 33642564, 42053205, 56070940, 84106410, 168212820]

約数ペア:

[(1, 168212820), (2, 84106410), (3, 56070940), (4, 42053205), (5, 33642564), (6, 28035470), (10, 16821282), (12, 14017735), (15, 11214188), (20, 8410641), (30, 5607094), (31, 5426220), (60, 2803547), (62, 2713110), (93, 1808740), (124, 1356555), (155, 1085244), (186, 904370), (310, 542622), (372, 452185), (465, 361748), (620, 271311), (930, 180874), (1860, 90437)]