164391660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{304429}}^1$

素因数の和:304447

約数の個数: 48

約数和(自身を含む): 511442400

約数和(自身を除く): 347050740

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, 304429, 608858, 913287, 1217716, 1522145, 1826574, 2739861, 3044290, 3653148, 4566435, 5479722, 6088580, 8219583, 9132870, 10959444, 13699305, 16439166, 18265740, 27398610, 32878332, 41097915, 54797220, 82195830, 164391660]

約数ペア:

[(1, 164391660), (2, 82195830), (3, 54797220), (4, 41097915), (5, 32878332), (6, 27398610), (9, 18265740), (10, 16439166), (12, 13699305), (15, 10959444), (18, 9132870), (20, 8219583), (27, 6088580), (30, 5479722), (36, 4566435), (45, 3653148), (54, 3044290), (60, 2739861), (90, 1826574), (108, 1522145), (135, 1217716), (180, 913287), (270, 608858), (540, 304429)]