205508052

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1721}}^1$

素因数の和:1869

約数の個数: 72

約数和(自身を含む): 541562112

約数和(自身を除く): 336054060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 107, 124, 186, 214, 279, 321, 372, 428, 558, 642, 963, 1116, 1284, 1721, 1926, 3317, 3442, 3852, 5163, 6634, 6884, 9951, 10326, 13268, 15489, 19902, 20652, 29853, 30978, 39804, 53351, 59706, 61956, 106702, 119412, 160053, 184147, 213404, 320106, 368294, 480159, 552441, 640212, 736588, 960318, 1104882, 1657323, 1920636, 2209764, 3314646, 5708557, 6629292, 11417114, 17125671, 22834228, 34251342, 51377013, 68502684, 102754026, 205508052]

約数ペア:

[(1, 205508052), (2, 102754026), (3, 68502684), (4, 51377013), (6, 34251342), (9, 22834228), (12, 17125671), (18, 11417114), (31, 6629292), (36, 5708557), (62, 3314646), (93, 2209764), (107, 1920636), (124, 1657323), (186, 1104882), (214, 960318), (279, 736588), (321, 640212), (372, 552441), (428, 480159), (558, 368294), (642, 320106), (963, 213404), (1116, 184147), (1284, 160053), (1721, 119412), (1926, 106702), (3317, 61956), (3442, 59706), (3852, 53351), (5163, 39804), (6634, 30978), (6884, 29853), (9951, 20652), (10326, 19902), (13268, 15489)]