165338360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^2$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 406493640

約数和(自身を除く): 241155280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 613, 1226, 2452, 3065, 4904, 6130, 6743, 12260, 13486, 24520, 26972, 33715, 53944, 67430, 134860, 269720, 375769, 751538, 1503076, 1878845, 3006152, 3757690, 4133459, 7515380, 8266918, 15030760, 16533836, 20667295, 33067672, 41334590, 82669180, 165338360]

約数ペア:

[(1, 165338360), (2, 82669180), (4, 41334590), (5, 33067672), (8, 20667295), (10, 16533836), (11, 15030760), (20, 8266918), (22, 7515380), (40, 4133459), (44, 3757690), (55, 3006152), (88, 1878845), (110, 1503076), (220, 751538), (440, 375769), (613, 269720), (1226, 134860), (2452, 67430), (3065, 53944), (4904, 33715), (6130, 26972), (6743, 24520), (12260, 13486)]