64402740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{357793}}^1$

素因数の和:357808

約数の個数: 36

約数和(自身を含む): 195355524

約数和(自身を除く): 130952784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 357793, 715586, 1073379, 1431172, 1788965, 2146758, 3220137, 3577930, 4293516, 5366895, 6440274, 7155860, 10733790, 12880548, 16100685, 21467580, 32201370, 64402740]

約数ペア:

[(1, 64402740), (2, 32201370), (3, 21467580), (4, 16100685), (5, 12880548), (6, 10733790), (9, 7155860), (10, 6440274), (12, 5366895), (15, 4293516), (18, 3577930), (20, 3220137), (30, 2146758), (36, 1788965), (45, 1431172), (60, 1073379), (90, 715586), (180, 357793)]