280642668

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{541}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 662887680

約数和(自身を除く): 382245012

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 311, 417, 541, 556, 622, 834, 933, 1082, 1244, 1623, 1668, 1866, 2164, 3246, 3732, 6492, 43229, 75199, 86458, 129687, 150398, 168251, 172916, 225597, 259374, 300796, 336502, 451194, 504753, 518748, 673004, 902388, 1009506, 2019012, 23386889, 46773778, 70160667, 93547556, 140321334, 280642668]

約数ペア:

[(1, 280642668), (2, 140321334), (3, 93547556), (4, 70160667), (6, 46773778), (12, 23386889), (139, 2019012), (278, 1009506), (311, 902388), (417, 673004), (541, 518748), (556, 504753), (622, 451194), (834, 336502), (933, 300796), (1082, 259374), (1244, 225597), (1623, 172916), (1668, 168251), (1866, 150398), (2164, 129687), (3246, 86458), (3732, 75199), (6492, 43229)]