210805984

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{809}}^1$

素因数の和:1315

約数の個数: 48

約数和(自身を含む): 440899200

約数和(自身を除く): 230093216

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 479, 544, 809, 958, 1618, 1916, 3236, 3832, 6472, 7664, 8143, 12944, 13753, 15328, 16286, 25888, 27506, 32572, 55012, 65144, 110024, 130288, 220048, 260576, 387511, 440096, 775022, 1550044, 3100088, 6200176, 6587687, 12400352, 13175374, 26350748, 52701496, 105402992, 210805984]

約数ペア:

[(1, 210805984), (2, 105402992), (4, 52701496), (8, 26350748), (16, 13175374), (17, 12400352), (32, 6587687), (34, 6200176), (68, 3100088), (136, 1550044), (272, 775022), (479, 440096), (544, 387511), (809, 260576), (958, 220048), (1618, 130288), (1916, 110024), (3236, 65144), (3832, 55012), (6472, 32572), (7664, 27506), (8143, 25888), (12944, 16286), (13753, 15328)]