315024728

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{17891}}^1$

素因数の和:17999

約数の個数: 32

約数和(自身を含む): 618347520

約数和(自身を除く): 303322792

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 17608, 17891, 35782, 71564, 143128, 554621, 1109242, 1270261, 2218484, 2540522, 4436968, 5081044, 10162088, 39378091, 78756182, 157512364, 315024728]

約数ペア:

[(1, 315024728), (2, 157512364), (4, 78756182), (8, 39378091), (31, 10162088), (62, 5081044), (71, 4436968), (124, 2540522), (142, 2218484), (248, 1270261), (284, 1109242), (568, 554621), (2201, 143128), (4402, 71564), (8804, 35782), (17608, 17891)]