155216810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{316769}}^1$

素因数の和:316790

約数の個数: 24

約数和(自身を含む): 325006020

約数和(自身を除く): 169789210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 316769, 633538, 1583845, 2217383, 3167690, 4434766, 11086915, 15521681, 22173830, 31043362, 77608405, 155216810]

約数ペア:

[(1, 155216810), (2, 77608405), (5, 31043362), (7, 22173830), (10, 15521681), (14, 11086915), (35, 4434766), (49, 3167690), (70, 2217383), (98, 1583845), (245, 633538), (490, 316769)]