280372284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{409901}}^1$

素因数の和:409930

約数の個数: 36

約数和(自身を含む): 746021640

約数和(自身を除く): 465649356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 409901, 819802, 1229703, 1639604, 2459406, 3689109, 4918812, 7378218, 7788119, 14756436, 15576238, 23364357, 31152476, 46728714, 70093071, 93457428, 140186142, 280372284]

約数ペア:

[(1, 280372284), (2, 140186142), (3, 93457428), (4, 70093071), (6, 46728714), (9, 31152476), (12, 23364357), (18, 15576238), (19, 14756436), (36, 7788119), (38, 7378218), (57, 4918812), (76, 3689109), (114, 2459406), (171, 1639604), (228, 1229703), (342, 819802), (684, 409901)]