68990004

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61819}}^1$

素因数の和:61860

約数の個数: 36

約数和(自身を含む): 180019840

約数和(自身を除く): 111029836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 61819, 123638, 185457, 247276, 370914, 556371, 741828, 1112742, 1916389, 2225484, 3832778, 5749167, 7665556, 11498334, 17247501, 22996668, 34495002, 68990004]

約数ペア:

[(1, 68990004), (2, 34495002), (3, 22996668), (4, 17247501), (6, 11498334), (9, 7665556), (12, 5749167), (18, 3832778), (31, 2225484), (36, 1916389), (62, 1112742), (93, 741828), (124, 556371), (186, 370914), (279, 247276), (372, 185457), (558, 123638), (1116, 61819)]