216459740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1546141}}^1$

素因数の和:1546157

約数の個数: 24

約数和(自身を含む): 519503712

約数和(自身を除く): 303043972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1546141, 3092282, 6184564, 7730705, 10822987, 15461410, 21645974, 30922820, 43291948, 54114935, 108229870, 216459740]

約数ペア:

[(1, 216459740), (2, 108229870), (4, 54114935), (5, 43291948), (7, 30922820), (10, 21645974), (14, 15461410), (20, 10822987), (28, 7730705), (35, 6184564), (70, 3092282), (140, 1546141)]