149429320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{219749}}^1$

素因数の和:219777

約数の個数: 32

約数和(自身を含む): 355995000

約数和(自身を除く): 206565680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 219749, 439498, 878996, 1098745, 1757992, 2197490, 3735733, 4394980, 7471466, 8789960, 14942932, 18678665, 29885864, 37357330, 74714660, 149429320]

約数ペア:

[(1, 149429320), (2, 74714660), (4, 37357330), (5, 29885864), (8, 18678665), (10, 14942932), (17, 8789960), (20, 7471466), (34, 4394980), (40, 3735733), (68, 2197490), (85, 1757992), (136, 1098745), (170, 878996), (340, 439498), (680, 219749)]