331489180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{136979}}^1$

素因数の和:137010

約数の個数: 36

約数和(自身を含む): 765170280

約数和(自身を除く): 433681100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 136979, 273958, 547916, 684895, 1369790, 1506769, 2739580, 3013538, 6027076, 7533845, 15067690, 16574459, 30135380, 33148918, 66297836, 82872295, 165744590, 331489180]

約数ペア:

[(1, 331489180), (2, 165744590), (4, 82872295), (5, 66297836), (10, 33148918), (11, 30135380), (20, 16574459), (22, 15067690), (44, 7533845), (55, 6027076), (110, 3013538), (121, 2739580), (220, 1506769), (242, 1369790), (484, 684895), (605, 547916), (1210, 273958), (2420, 136979)]