180420984

素因数分解:

$2^3\times 3^2\times {\mathrm{2505847}}^1$

素因数の和:2505859

約数の個数: 24

約数和(自身を含む): 488640360

約数和(自身を除く): 308219376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2505847, 5011694, 7517541, 10023388, 15035082, 20046776, 22552623, 30070164, 45105246, 60140328, 90210492, 180420984]

約数ペア:

[(1, 180420984), (2, 90210492), (3, 60140328), (4, 45105246), (6, 30070164), (8, 22552623), (9, 20046776), (12, 15035082), (18, 10023388), (24, 7517541), (36, 5011694), (72, 2505847)]