61290660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7349}}^1$

素因数の和:7500

約数の個数: 48

約数和(自身を含む): 172872000

約数和(自身を除く): 111581340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 7349, 8340, 14698, 22047, 29396, 36745, 44094, 73490, 88188, 110235, 146980, 220470, 440940, 1021511, 2043022, 3064533, 4086044, 5107555, 6129066, 10215110, 12258132, 15322665, 20430220, 30645330, 61290660]

約数ペア:

[(1, 61290660), (2, 30645330), (3, 20430220), (4, 15322665), (5, 12258132), (6, 10215110), (10, 6129066), (12, 5107555), (15, 4086044), (20, 3064533), (30, 2043022), (60, 1021511), (139, 440940), (278, 220470), (417, 146980), (556, 110235), (695, 88188), (834, 73490), (1390, 44094), (1668, 36745), (2085, 29396), (2780, 22047), (4170, 14698), (7349, 8340)]