641708820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{3565049}}^1$

素因数の和:3565064

約数の個数: 36

約数和(自身を含む): 1946517300

約数和(自身を除く): 1304808480

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3565049, 7130098, 10695147, 14260196, 17825245, 21390294, 32085441, 35650490, 42780588, 53475735, 64170882, 71300980, 106951470, 128341764, 160427205, 213902940, 320854410, 641708820]

約数ペア:

[(1, 641708820), (2, 320854410), (3, 213902940), (4, 160427205), (5, 128341764), (6, 106951470), (9, 71300980), (10, 64170882), (12, 53475735), (15, 42780588), (18, 35650490), (20, 32085441), (30, 21390294), (36, 17825245), (45, 14260196), (60, 10695147), (90, 7130098), (180, 3565049)]