168128872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1151}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 343180800

約数和(自身を除く): 175051928

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 961, 1151, 1178, 1922, 2302, 2356, 3844, 4604, 4712, 7688, 9208, 18259, 21869, 35681, 36518, 43738, 71362, 73036, 87476, 142724, 146072, 174952, 285448, 677939, 1106111, 1355878, 2212222, 2711756, 4424444, 5423512, 8848888, 21016109, 42032218, 84064436, 168128872]

約数ペア:

[(1, 168128872), (2, 84064436), (4, 42032218), (8, 21016109), (19, 8848888), (31, 5423512), (38, 4424444), (62, 2711756), (76, 2212222), (124, 1355878), (152, 1106111), (248, 677939), (589, 285448), (961, 174952), (1151, 146072), (1178, 142724), (1922, 87476), (2302, 73036), (2356, 71362), (3844, 43738), (4604, 36518), (4712, 35681), (7688, 21869), (9208, 18259)]