81288210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{117809}}^1$

素因数の和:117842

約数の個数: 32

約数和(自身を含む): 203575680

約数和(自身を除く): 122287470

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 117809, 235618, 353427, 589045, 706854, 1178090, 1767135, 2709607, 3534270, 5419214, 8128821, 13548035, 16257642, 27096070, 40644105, 81288210]

約数ペア:

[(1, 81288210), (2, 40644105), (3, 27096070), (5, 16257642), (6, 13548035), (10, 8128821), (15, 5419214), (23, 3534270), (30, 2709607), (46, 1767135), (69, 1178090), (115, 706854), (138, 589045), (230, 353427), (345, 235618), (690, 117809)]