218744260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67933}}^1$

素因数の和:67972

約数の個数: 48

約数和(自身を含む): 547819776

約数和(自身を除く): 329075516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 67933, 135866, 271732, 339665, 475531, 679330, 951062, 1358660, 1562459, 1902124, 2377655, 3124918, 4755310, 6249836, 7812295, 9510620, 10937213, 15624590, 21874426, 31249180, 43748852, 54686065, 109372130, 218744260]

約数ペア:

[(1, 218744260), (2, 109372130), (4, 54686065), (5, 43748852), (7, 31249180), (10, 21874426), (14, 15624590), (20, 10937213), (23, 9510620), (28, 7812295), (35, 6249836), (46, 4755310), (70, 3124918), (92, 2377655), (115, 1902124), (140, 1562459), (161, 1358660), (230, 951062), (322, 679330), (460, 475531), (644, 339665), (805, 271732), (1610, 135866), (3220, 67933)]