161661288

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{593}}^1$

素因数の和:946

約数の個数: 64

約数和(自身を含む): 417130560

約数和(自身を除く): 255469272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 307, 444, 593, 614, 888, 921, 1186, 1228, 1779, 1842, 2372, 2456, 3558, 3684, 4744, 7116, 7368, 11359, 14232, 21941, 22718, 34077, 43882, 45436, 65823, 68154, 87764, 90872, 131646, 136308, 175528, 182051, 263292, 272616, 364102, 526584, 546153, 728204, 1092306, 1456408, 2184612, 4369224, 6735887, 13471774, 20207661, 26943548, 40415322, 53887096, 80830644, 161661288]

約数ペア:

[(1, 161661288), (2, 80830644), (3, 53887096), (4, 40415322), (6, 26943548), (8, 20207661), (12, 13471774), (24, 6735887), (37, 4369224), (74, 2184612), (111, 1456408), (148, 1092306), (222, 728204), (296, 546153), (307, 526584), (444, 364102), (593, 272616), (614, 263292), (888, 182051), (921, 175528), (1186, 136308), (1228, 131646), (1779, 90872), (1842, 87764), (2372, 68154), (2456, 65823), (3558, 45436), (3684, 43882), (4744, 34077), (7116, 22718), (7368, 21941), (11359, 14232)]