164385180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{304417}}^1$

素因数の和:304435

約数の個数: 48

約数和(自身を含む): 511422240

約数和(自身を除く): 347037060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 304417, 608834, 913251, 1217668, 1522085, 1826502, 2739753, 3044170, 3653004, 4566255, 5479506, 6088340, 8219259, 9132510, 10959012, 13698765, 16438518, 18265020, 27397530, 32877036, 41096295, 54795060, 82192590, 164385180]

約数ペア:

[(1, 164385180), (2, 82192590), (3, 54795060), (4, 41096295), (5, 32877036), (6, 27397530), (9, 18265020), (10, 16438518), (12, 13698765), (15, 10959012), (18, 9132510), (20, 8219259), (27, 6088340), (30, 5479506), (36, 4566255), (45, 3653004), (54, 3044170), (60, 2739753), (90, 1826502), (108, 1522085), (135, 1217668), (180, 913251), (270, 608834), (540, 304417)]