320488616

素因数分解:

$2^3\times 7^2\times {\mathrm{457}}^1\times {\mathrm{1789}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 700946100

約数和(自身を除く): 380457484

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 457, 914, 1789, 1828, 3199, 3578, 3656, 6398, 7156, 12523, 12796, 14312, 22393, 25046, 25592, 44786, 50092, 87661, 89572, 100184, 175322, 179144, 350644, 701288, 817573, 1635146, 3270292, 5723011, 6540584, 11446022, 22892044, 40061077, 45784088, 80122154, 160244308, 320488616]

約数ペア:

[(1, 320488616), (2, 160244308), (4, 80122154), (7, 45784088), (8, 40061077), (14, 22892044), (28, 11446022), (49, 6540584), (56, 5723011), (98, 3270292), (196, 1635146), (392, 817573), (457, 701288), (914, 350644), (1789, 179144), (1828, 175322), (3199, 100184), (3578, 89572), (3656, 87661), (6398, 50092), (7156, 44786), (12523, 25592), (12796, 25046), (14312, 22393)]