198248760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{550691}}^1$

素因数の和:550708

約数の個数: 48

約数和(自身を含む): 644309640

約数和(自身を除く): 446060880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 550691, 1101382, 1652073, 2202764, 2753455, 3304146, 4405528, 4956219, 5506910, 6608292, 8260365, 9912438, 11013820, 13216584, 16520730, 19824876, 22027640, 24781095, 33041460, 39649752, 49562190, 66082920, 99124380, 198248760]

約数ペア:

[(1, 198248760), (2, 99124380), (3, 66082920), (4, 49562190), (5, 39649752), (6, 33041460), (8, 24781095), (9, 22027640), (10, 19824876), (12, 16520730), (15, 13216584), (18, 11013820), (20, 9912438), (24, 8260365), (30, 6608292), (36, 5506910), (40, 4956219), (45, 4405528), (60, 3304146), (72, 2753455), (90, 2202764), (120, 1652073), (180, 1101382), (360, 550691)]