278300404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 532344960

約数和(自身を除く): 254044556

約数列:

[1, 2, 4, 17, 34, 59, 68, 71, 118, 142, 236, 284, 977, 1003, 1207, 1954, 2006, 2414, 3908, 4012, 4189, 4828, 8378, 16609, 16756, 33218, 57643, 66436, 69367, 71213, 115286, 138734, 142426, 230572, 277468, 284852, 979931, 1179239, 1959862, 2358478, 3919724, 4092653, 4716956, 8185306, 16370612, 69575101, 139150202, 278300404]

約数ペア:

[(1, 278300404), (2, 139150202), (4, 69575101), (17, 16370612), (34, 8185306), (59, 4716956), (68, 4092653), (71, 3919724), (118, 2358478), (142, 1959862), (236, 1179239), (284, 979931), (977, 284852), (1003, 277468), (1207, 230572), (1954, 142426), (2006, 138734), (2414, 115286), (3908, 71213), (4012, 69367), (4189, 66436), (4828, 57643), (8378, 33218), (16609, 16756)]