280135316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4091}}^1$

素因数の和:4184

約数の個数: 48

約数和(自身を含む): 556839360

約数和(自身を除く): 276704044

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 212, 323, 646, 901, 1007, 1292, 1802, 2014, 3604, 4028, 4091, 8182, 16364, 17119, 34238, 68476, 69547, 77729, 139094, 155458, 216823, 278188, 310916, 433646, 867292, 1321393, 2642786, 3685991, 4119637, 5285572, 7371982, 8239274, 14743964, 16478548, 70033829, 140067658, 280135316]

約数ペア:

[(1, 280135316), (2, 140067658), (4, 70033829), (17, 16478548), (19, 14743964), (34, 8239274), (38, 7371982), (53, 5285572), (68, 4119637), (76, 3685991), (106, 2642786), (212, 1321393), (323, 867292), (646, 433646), (901, 310916), (1007, 278188), (1292, 216823), (1802, 155458), (2014, 139094), (3604, 77729), (4028, 69547), (4091, 68476), (8182, 34238), (16364, 17119)]