180228

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 439488

約数和(自身を除く): 259260

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 653, 1306, 1959, 2612, 3918, 7836, 15019, 30038, 45057, 60076, 90114, 180228]

約数ペア:

[(1, 180228), (2, 90114), (3, 60076), (4, 45057), (6, 30038), (12, 15019), (23, 7836), (46, 3918), (69, 2612), (92, 1959), (138, 1306), (276, 653)]