173444220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{321193}}^1$

素因数の和:321211

約数の個数: 48

約数和(自身を含む): 539605920

約数和(自身を除く): 366161700

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, 321193, 642386, 963579, 1284772, 1605965, 1927158, 2890737, 3211930, 3854316, 4817895, 5781474, 6423860, 8672211, 9635790, 11562948, 14453685, 17344422, 19271580, 28907370, 34688844, 43361055, 57814740, 86722110, 173444220]

約数ペア:

[(1, 173444220), (2, 86722110), (3, 57814740), (4, 43361055), (5, 34688844), (6, 28907370), (9, 19271580), (10, 17344422), (12, 14453685), (15, 11562948), (18, 9635790), (20, 8672211), (27, 6423860), (30, 5781474), (36, 4817895), (45, 3854316), (54, 3211930), (60, 2890737), (90, 1927158), (108, 1605965), (135, 1284772), (180, 963579), (270, 642386), (540, 321193)]