80854740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149731}}^1$

素因数の和:149749

約数の個数: 48

約数和(自身を含む): 251549760

約数和(自身を除く): 170695020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 149731, 299462, 449193, 598924, 748655, 898386, 1347579, 1497310, 1796772, 2245965, 2695158, 2994620, 4042737, 4491930, 5390316, 6737895, 8085474, 8983860, 13475790, 16170948, 20213685, 26951580, 40427370, 80854740]

約数ペア:

[(1, 80854740), (2, 40427370), (3, 26951580), (4, 20213685), (5, 16170948), (6, 13475790), (9, 8983860), (10, 8085474), (12, 6737895), (15, 5390316), (18, 4491930), (20, 4042737), (27, 2994620), (30, 2695158), (36, 2245965), (45, 1796772), (54, 1497310), (60, 1347579), (90, 898386), (108, 748655), (135, 598924), (180, 449193), (270, 299462), (540, 149731)]