27915981268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{120077}}^1$

素因数の和:120149

約数の個数: 72

約数和(自身を含む): 61487620992

約数和(自身を除く): 33571639724

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 361, 437, 532, 644, 722, 874, 1444, 1748, 2527, 3059, 5054, 6118, 8303, 10108, 12236, 16606, 33212, 58121, 116242, 120077, 232484, 240154, 480308, 840539, 1681078, 2281463, 2761771, 3362156, 4562926, 5523542, 9125852, 11047084, 15970241, 19332397, 31940482, 38664794, 43347797, 52473649, 63880964, 77329588, 86695594, 104947298, 173391188, 209894596, 303434579, 367315543, 606869158, 734631086, 996999331, 1213738316, 1469262172, 1993998662, 3987997324, 6978995317, 13957990634, 27915981268]

約数ペア:

[(1, 27915981268), (2, 13957990634), (4, 6978995317), (7, 3987997324), (14, 1993998662), (19, 1469262172), (23, 1213738316), (28, 996999331), (38, 734631086), (46, 606869158), (76, 367315543), (92, 303434579), (133, 209894596), (161, 173391188), (266, 104947298), (322, 86695594), (361, 77329588), (437, 63880964), (532, 52473649), (644, 43347797), (722, 38664794), (874, 31940482), (1444, 19332397), (1748, 15970241), (2527, 11047084), (3059, 9125852), (5054, 5523542), (6118, 4562926), (8303, 3362156), (10108, 2761771), (12236, 2281463), (16606, 1681078), (33212, 840539), (58121, 480308), (116242, 240154), (120077, 232484)]