218702940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3645049}}^1$

素因数の和:3645061

約数の個数: 24

約数和(自身を含む): 612368400

約数和(自身を除く): 393665460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3645049, 7290098, 10935147, 14580196, 18225245, 21870294, 36450490, 43740588, 54675735, 72900980, 109351470, 218702940]

約数ペア:

[(1, 218702940), (2, 109351470), (3, 72900980), (4, 54675735), (5, 43740588), (6, 36450490), (10, 21870294), (12, 18225245), (15, 14580196), (20, 10935147), (30, 7290098), (60, 3645049)]