73728640

素因数分解:

$2^7\times 5^1\times {\mathrm{115201}}^1$

素因数の和:115220

約数の個数: 32

約数和(自身を含む): 176259060

約数和(自身を除く): 102530420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 115201, 230402, 460804, 576005, 921608, 1152010, 1843216, 2304020, 3686432, 4608040, 7372864, 9216080, 14745728, 18432160, 36864320, 73728640]

約数ペア:

[(1, 73728640), (2, 36864320), (4, 18432160), (5, 14745728), (8, 9216080), (10, 7372864), (16, 4608040), (20, 3686432), (32, 2304020), (40, 1843216), (64, 1152010), (80, 921608), (128, 576005), (160, 460804), (320, 230402), (640, 115201)]