268995440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{480349}}^1$

素因数の和:480369

約数の個数: 40

約数和(自身を含む): 714760800

約数和(自身を除く): 445765360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 480349, 960698, 1921396, 2401745, 3362443, 3842792, 4803490, 6724886, 7685584, 9606980, 13449772, 16812215, 19213960, 26899544, 33624430, 38427920, 53799088, 67248860, 134497720, 268995440]

約数ペア:

[(1, 268995440), (2, 134497720), (4, 67248860), (5, 53799088), (7, 38427920), (8, 33624430), (10, 26899544), (14, 19213960), (16, 16812215), (20, 13449772), (28, 9606980), (35, 7685584), (40, 6724886), (56, 4803490), (70, 3842792), (80, 3362443), (112, 2401745), (140, 1921396), (280, 960698), (560, 480349)]