212162220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{392893}}^1$

素因数の和:392911

約数の個数: 48

約数和(自身を含む): 660061920

約数和(自身を除く): 447899700

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, 392893, 785786, 1178679, 1571572, 1964465, 2357358, 3536037, 3928930, 4714716, 5893395, 7072074, 7857860, 10608111, 11786790, 14144148, 17680185, 21216222, 23573580, 35360370, 42432444, 53040555, 70720740, 106081110, 212162220]

約数ペア:

[(1, 212162220), (2, 106081110), (3, 70720740), (4, 53040555), (5, 42432444), (6, 35360370), (9, 23573580), (10, 21216222), (12, 17680185), (15, 14144148), (18, 11786790), (20, 10608111), (27, 7857860), (30, 7072074), (36, 5893395), (45, 4714716), (54, 3928930), (60, 3536037), (90, 2357358), (108, 1964465), (135, 1571572), (180, 1178679), (270, 785786), (540, 392893)]