129941560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1193}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 335275200

約数和(自身を除く): 205333640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 778, 1193, 1556, 1945, 2386, 2723, 3112, 3890, 4772, 5446, 5965, 7780, 8351, 9544, 10892, 11930, 13615, 15560, 16702, 21784, 23860, 27230, 33404, 41755, 47720, 54460, 66808, 83510, 108920, 167020, 334040, 464077, 928154, 1856308, 2320385, 3248539, 3712616, 4640770, 6497078, 9281540, 12994156, 16242695, 18563080, 25988312, 32485390, 64970780, 129941560]

約数ペア:

[(1, 129941560), (2, 64970780), (4, 32485390), (5, 25988312), (7, 18563080), (8, 16242695), (10, 12994156), (14, 9281540), (20, 6497078), (28, 4640770), (35, 3712616), (40, 3248539), (56, 2320385), (70, 1856308), (140, 928154), (280, 464077), (389, 334040), (778, 167020), (1193, 108920), (1556, 83510), (1945, 66808), (2386, 54460), (2723, 47720), (3112, 41755), (3890, 33404), (4772, 27230), (5446, 23860), (5965, 21784), (7780, 16702), (8351, 15560), (9544, 13615), (10892, 11930)]