209739840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{218479}}^1$

素因数の和:218499

約数の個数: 56

約数和(自身を含む): 665927040

約数和(自身を除く): 456187200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 218479, 436958, 655437, 873916, 1092395, 1310874, 1747832, 2184790, 2621748, 3277185, 3495664, 4369580, 5243496, 6554370, 6991328, 8739160, 10486992, 13108740, 13982656, 17478320, 20973984, 26217480, 34956640, 41947968, 52434960, 69913280, 104869920, 209739840]

約数ペア:

[(1, 209739840), (2, 104869920), (3, 69913280), (4, 52434960), (5, 41947968), (6, 34956640), (8, 26217480), (10, 20973984), (12, 17478320), (15, 13982656), (16, 13108740), (20, 10486992), (24, 8739160), (30, 6991328), (32, 6554370), (40, 5243496), (48, 4369580), (60, 3495664), (64, 3277185), (80, 2621748), (96, 2184790), (120, 1747832), (160, 1310874), (192, 1092395), (240, 873916), (320, 655437), (480, 436958), (960, 218479)]