204915720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1707631}}^1$

素因数の和:1707645

約数の個数: 32

約数和(自身を含む): 614747520

約数和(自身を除く): 409831800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1707631, 3415262, 5122893, 6830524, 8538155, 10245786, 13661048, 17076310, 20491572, 25614465, 34152620, 40983144, 51228930, 68305240, 102457860, 204915720]

約数ペア:

[(1, 204915720), (2, 102457860), (3, 68305240), (4, 51228930), (5, 40983144), (6, 34152620), (8, 25614465), (10, 20491572), (12, 17076310), (15, 13661048), (20, 10245786), (24, 8538155), (30, 6830524), (40, 5122893), (60, 3415262), (120, 1707631)]