720339978

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1\times {\mathrm{1409}}^1$

素因数の和:2166

約数の個数: 32

約数和(自身を含む): 1454443200

約数和(自身を除く): 734103222

約数列:

[1, 2, 3, 6, 139, 278, 417, 613, 834, 1226, 1409, 1839, 2818, 3678, 4227, 8454, 85207, 170414, 195851, 255621, 391702, 511242, 587553, 863717, 1175106, 1727434, 2591151, 5182302, 120056663, 240113326, 360169989, 720339978]

約数ペア:

[(1, 720339978), (2, 360169989), (3, 240113326), (6, 120056663), (139, 5182302), (278, 2591151), (417, 1727434), (613, 1175106), (834, 863717), (1226, 587553), (1409, 511242), (1839, 391702), (2818, 255621), (3678, 195851), (4227, 170414), (8454, 85207)]