81333960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677783}}^1$

素因数の和:677797

約数の個数: 32

約数和(自身を含む): 244002240

約数和(自身を除く): 162668280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677783, 1355566, 2033349, 2711132, 3388915, 4066698, 5422264, 6777830, 8133396, 10166745, 13555660, 16266792, 20333490, 27111320, 40666980, 81333960]

約数ペア:

[(1, 81333960), (2, 40666980), (3, 27111320), (4, 20333490), (5, 16266792), (6, 13555660), (8, 10166745), (10, 8133396), (12, 6777830), (15, 5422264), (20, 4066698), (24, 3388915), (30, 2711132), (40, 2033349), (60, 1355566), (120, 677783)]