205520226

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 456468480

約数和(自身を除く): 250948254

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 103, 114, 138, 206, 309, 437, 618, 761, 874, 1311, 1522, 1957, 2283, 2369, 2622, 3914, 4566, 4738, 5871, 7107, 11742, 14214, 14459, 17503, 28918, 35006, 43377, 45011, 52509, 78383, 86754, 90022, 105018, 135033, 156766, 235149, 270066, 332557, 470298, 665114, 997671, 1489277, 1802809, 1995342, 2978554, 3605618, 4467831, 5408427, 8935662, 10816854, 34253371, 68506742, 102760113, 205520226]

約数ペア:

[(1, 205520226), (2, 102760113), (3, 68506742), (6, 34253371), (19, 10816854), (23, 8935662), (38, 5408427), (46, 4467831), (57, 3605618), (69, 2978554), (103, 1995342), (114, 1802809), (138, 1489277), (206, 997671), (309, 665114), (437, 470298), (618, 332557), (761, 270066), (874, 235149), (1311, 156766), (1522, 135033), (1957, 105018), (2283, 90022), (2369, 86754), (2622, 78383), (3914, 52509), (4566, 45011), (4738, 43377), (5871, 35006), (7107, 28918), (11742, 17503), (14214, 14459)]