155208990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21647}}^1$

素因数の和:21896

約数の個数: 32

約数和(自身を含む): 374077440

約数和(自身を除く): 218868450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 21647, 43294, 64941, 108235, 129882, 216470, 324705, 649410, 5173633, 10347266, 15520899, 25868165, 31041798, 51736330, 77604495, 155208990]

約数ペア:

[(1, 155208990), (2, 77604495), (3, 51736330), (5, 31041798), (6, 25868165), (10, 15520899), (15, 10347266), (30, 5173633), (239, 649410), (478, 324705), (717, 216470), (1195, 129882), (1434, 108235), (2390, 64941), (3585, 43294), (7170, 21647)]