280051336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{108379}}^1$

素因数の和:108421

約数の個数: 32

約数和(自身を含む): 585252000

約数和(自身を除く): 305200664

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 108379, 216758, 433516, 867032, 1842443, 2059201, 3684886, 4118402, 7369772, 8236804, 14739544, 16473608, 35006417, 70012834, 140025668, 280051336]

約数ペア:

[(1, 280051336), (2, 140025668), (4, 70012834), (8, 35006417), (17, 16473608), (19, 14739544), (34, 8236804), (38, 7369772), (68, 4118402), (76, 3684886), (136, 2059201), (152, 1842443), (323, 867032), (646, 433516), (1292, 216758), (2584, 108379)]