330812720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{84391}}^1$

素因数の和:84418

約数の個数: 60

約数和(自身を含む): 894723984

約数和(自身を除く): 563911264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 84391, 168782, 337564, 421955, 590737, 675128, 843910, 1181474, 1350256, 1687820, 2362948, 2953685, 3375640, 4135159, 4725896, 5907370, 6751280, 8270318, 9451792, 11814740, 16540636, 20675795, 23629480, 33081272, 41351590, 47258960, 66162544, 82703180, 165406360, 330812720]

約数ペア:

[(1, 330812720), (2, 165406360), (4, 82703180), (5, 66162544), (7, 47258960), (8, 41351590), (10, 33081272), (14, 23629480), (16, 20675795), (20, 16540636), (28, 11814740), (35, 9451792), (40, 8270318), (49, 6751280), (56, 5907370), (70, 4725896), (80, 4135159), (98, 3375640), (112, 2953685), (140, 2362948), (196, 1687820), (245, 1350256), (280, 1181474), (392, 843910), (490, 675128), (560, 590737), (784, 421955), (980, 337564), (1960, 168782), (3920, 84391)]