147971320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{528469}}^1$

素因数の和:528487

約数の個数: 32

約数和(自身を含む): 380498400

約数和(自身を除く): 232527080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 528469, 1056938, 2113876, 2642345, 3699283, 4227752, 5284690, 7398566, 10569380, 14797132, 18496415, 21138760, 29594264, 36992830, 73985660, 147971320]

約数ペア:

[(1, 147971320), (2, 73985660), (4, 36992830), (5, 29594264), (7, 21138760), (8, 18496415), (10, 14797132), (14, 10569380), (20, 7398566), (28, 5284690), (35, 4227752), (40, 3699283), (56, 2642345), (70, 2113876), (140, 1056938), (280, 528469)]