172215180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{318917}}^1$

素因数の和:318935

約数の個数: 48

約数和(自身を含む): 535782240

約数和(自身を除く): 363567060

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, 318917, 637834, 956751, 1275668, 1594585, 1913502, 2870253, 3189170, 3827004, 4783755, 5740506, 6378340, 8610759, 9567510, 11481012, 14351265, 17221518, 19135020, 28702530, 34443036, 43053795, 57405060, 86107590, 172215180]

約数ペア:

[(1, 172215180), (2, 86107590), (3, 57405060), (4, 43053795), (5, 34443036), (6, 28702530), (9, 19135020), (10, 17221518), (12, 14351265), (15, 11481012), (18, 9567510), (20, 8610759), (27, 6378340), (30, 5740506), (36, 4783755), (45, 3827004), (54, 3189170), (60, 2870253), (90, 1913502), (108, 1594585), (135, 1275668), (180, 956751), (270, 637834), (540, 318917)]