279460980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1552561}}^1$

素因数の和:1552576

約数の個数: 36

約数和(自身を含む): 847698852

約数和(自身を除く): 568237872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1552561, 3105122, 4657683, 6210244, 7762805, 9315366, 13973049, 15525610, 18630732, 23288415, 27946098, 31051220, 46576830, 55892196, 69865245, 93153660, 139730490, 279460980]

約数ペア:

[(1, 279460980), (2, 139730490), (3, 93153660), (4, 69865245), (5, 55892196), (6, 46576830), (9, 31051220), (10, 27946098), (12, 23288415), (15, 18630732), (18, 15525610), (20, 13973049), (30, 9315366), (36, 7762805), (45, 6210244), (60, 4657683), (90, 3105122), (180, 1552561)]