280080368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{13751}}^1$

素因数の和:13845

約数の個数: 40

約数和(自身を含む): 579784320

約数和(自身を除く): 299703952

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 5092, 10184, 13751, 20368, 27502, 55004, 110008, 220016, 261269, 522538, 921317, 1045076, 1842634, 2090152, 3685268, 4180304, 7370536, 14741072, 17505023, 35010046, 70020092, 140040184, 280080368]

約数ペア:

[(1, 280080368), (2, 140040184), (4, 70020092), (8, 35010046), (16, 17505023), (19, 14741072), (38, 7370536), (67, 4180304), (76, 3685268), (134, 2090152), (152, 1842634), (268, 1045076), (304, 921317), (536, 522538), (1072, 261269), (1273, 220016), (2546, 110008), (5092, 55004), (10184, 27502), (13751, 20368)]