280984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 599040

約数和(自身を除く): 318056

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 103, 124, 206, 248, 341, 412, 682, 824, 1133, 1364, 2266, 2728, 3193, 4532, 6386, 9064, 12772, 25544, 35123, 70246, 140492, 280984]

約数ペア:

[(1, 280984), (2, 140492), (4, 70246), (8, 35123), (11, 25544), (22, 12772), (31, 9064), (44, 6386), (62, 4532), (88, 3193), (103, 2728), (124, 2266), (206, 1364), (248, 1133), (341, 824), (412, 682)]