30731940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{56911}}^1$

素因数の和:56929

約数の個数: 48

約数和(自身を含む): 95612160

約数和(自身を除く): 64880220

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, 56911, 113822, 170733, 227644, 284555, 341466, 512199, 569110, 682932, 853665, 1024398, 1138220, 1536597, 1707330, 2048796, 2560995, 3073194, 3414660, 5121990, 6146388, 7682985, 10243980, 15365970, 30731940]

約数ペア:

[(1, 30731940), (2, 15365970), (3, 10243980), (4, 7682985), (5, 6146388), (6, 5121990), (9, 3414660), (10, 3073194), (12, 2560995), (15, 2048796), (18, 1707330), (20, 1536597), (27, 1138220), (30, 1024398), (36, 853665), (45, 682932), (54, 569110), (60, 512199), (90, 341466), (108, 284555), (135, 227644), (180, 170733), (270, 113822), (540, 56911)]