256841304

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{629513}}^1$

素因数の和:629539

約数の個数: 32

約数和(自身を含む): 679875120

約数和(自身を除く): 423033816

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 629513, 1259026, 1888539, 2518052, 3777078, 5036104, 7554156, 10701721, 15108312, 21403442, 32105163, 42806884, 64210326, 85613768, 128420652, 256841304]

約数ペア:

[(1, 256841304), (2, 128420652), (3, 85613768), (4, 64210326), (6, 42806884), (8, 32105163), (12, 21403442), (17, 15108312), (24, 10701721), (34, 7554156), (51, 5036104), (68, 3777078), (102, 2518052), (136, 1888539), (204, 1259026), (408, 629513)]