206768210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 421956864

約数和(自身を除く): 215188654

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 101, 110, 185, 202, 370, 407, 503, 505, 814, 1006, 1010, 1111, 2035, 2222, 2515, 3737, 4070, 5030, 5533, 5555, 7474, 11066, 11110, 18611, 18685, 27665, 37222, 37370, 41107, 50803, 55330, 82214, 93055, 101606, 186110, 204721, 205535, 254015, 409442, 411070, 508030, 558833, 1023605, 1117666, 1879711, 2047210, 2794165, 3759422, 5588330, 9398555, 18797110, 20676821, 41353642, 103384105, 206768210]

約数ペア:

[(1, 206768210), (2, 103384105), (5, 41353642), (10, 20676821), (11, 18797110), (22, 9398555), (37, 5588330), (55, 3759422), (74, 2794165), (101, 2047210), (110, 1879711), (185, 1117666), (202, 1023605), (370, 558833), (407, 508030), (503, 411070), (505, 409442), (814, 254015), (1006, 205535), (1010, 204721), (1111, 186110), (2035, 101606), (2222, 93055), (2515, 82214), (3737, 55330), (4070, 50803), (5030, 41107), (5533, 37370), (5555, 37222), (7474, 27665), (11066, 18685), (11110, 18611)]