219317630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1558

約数の個数: 64

約数和(自身を含む): 471398400

約数和(自身を除く): 252080770

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 343, 430, 490, 602, 686, 1487, 1505, 1715, 2107, 2974, 3010, 3430, 4214, 7435, 10409, 10535, 14749, 14870, 20818, 21070, 29498, 52045, 63941, 72863, 73745, 104090, 127882, 145726, 147490, 319705, 364315, 447587, 510041, 639410, 728630, 895174, 1020082, 2237935, 2550205, 3133109, 4475870, 5100410, 6266218, 15665545, 21931763, 31331090, 43863526, 109658815, 219317630]

約数ペア:

[(1, 219317630), (2, 109658815), (5, 43863526), (7, 31331090), (10, 21931763), (14, 15665545), (35, 6266218), (43, 5100410), (49, 4475870), (70, 3133109), (86, 2550205), (98, 2237935), (215, 1020082), (245, 895174), (301, 728630), (343, 639410), (430, 510041), (490, 447587), (602, 364315), (686, 319705), (1487, 147490), (1505, 145726), (1715, 127882), (2107, 104090), (2974, 73745), (3010, 72863), (3430, 63941), (4214, 52045), (7435, 29498), (10409, 21070), (10535, 20818), (14749, 14870)]