219999864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1847}}^1$

素因数の和:2572

約数の個数: 64

約数和(自身を含む): 629798400

約数和(自身を除く): 409798536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 709, 1418, 1847, 2127, 2836, 3694, 4254, 4963, 5541, 5672, 7388, 8508, 9926, 11082, 12929, 14776, 14889, 17016, 19852, 22164, 25858, 29778, 38787, 39704, 44328, 51716, 59556, 77574, 103432, 119112, 155148, 310296, 1309523, 2619046, 3928569, 5238092, 7857138, 9166661, 10476184, 15714276, 18333322, 27499983, 31428552, 36666644, 54999966, 73333288, 109999932, 219999864]

約数ペア:

[(1, 219999864), (2, 109999932), (3, 73333288), (4, 54999966), (6, 36666644), (7, 31428552), (8, 27499983), (12, 18333322), (14, 15714276), (21, 10476184), (24, 9166661), (28, 7857138), (42, 5238092), (56, 3928569), (84, 2619046), (168, 1309523), (709, 310296), (1418, 155148), (1847, 119112), (2127, 103432), (2836, 77574), (3694, 59556), (4254, 51716), (4963, 44328), (5541, 39704), (5672, 38787), (7388, 29778), (8508, 25858), (9926, 22164), (11082, 19852), (12929, 17016), (14776, 14889)]