280113948

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{12101}}^1$

素因数の和:12754

約数の個数: 36

約数和(自身を含む): 709225608

約数和(自身を除く): 429111660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 1286, 1929, 2572, 3858, 5787, 7716, 11574, 12101, 23148, 24202, 36303, 48404, 72606, 108909, 145212, 217818, 435636, 7780943, 15561886, 23342829, 31123772, 46685658, 70028487, 93371316, 140056974, 280113948]

約数ペア:

[(1, 280113948), (2, 140056974), (3, 93371316), (4, 70028487), (6, 46685658), (9, 31123772), (12, 23342829), (18, 15561886), (36, 7780943), (643, 435636), (1286, 217818), (1929, 145212), (2572, 108909), (3858, 72606), (5787, 48404), (7716, 36303), (11574, 24202), (12101, 23148)]