208216148

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 455110656

約数和(自身を除く): 246894508

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 73, 86, 92, 103, 146, 161, 172, 206, 292, 301, 322, 412, 511, 602, 644, 721, 989, 1022, 1204, 1442, 1679, 1978, 2044, 2369, 2884, 3139, 3358, 3956, 4429, 4738, 6278, 6716, 6923, 7519, 8858, 9476, 11753, 12556, 13846, 15038, 16583, 17716, 21973, 23506, 27692, 30076, 31003, 33166, 43946, 47012, 52633, 62006, 66332, 72197, 87892, 101867, 105266, 124012, 144394, 172937, 203734, 210532, 288788, 323317, 345874, 407468, 505379, 646634, 691748, 713069, 1010758, 1210559, 1293268, 1426138, 2021516, 2263219, 2421118, 2852276, 4526438, 4842236, 7436291, 9052876, 14872582, 29745164, 52054037, 104108074, 208216148]

約数ペア:

[(1, 208216148), (2, 104108074), (4, 52054037), (7, 29745164), (14, 14872582), (23, 9052876), (28, 7436291), (43, 4842236), (46, 4526438), (73, 2852276), (86, 2421118), (92, 2263219), (103, 2021516), (146, 1426138), (161, 1293268), (172, 1210559), (206, 1010758), (292, 713069), (301, 691748), (322, 646634), (412, 505379), (511, 407468), (602, 345874), (644, 323317), (721, 288788), (989, 210532), (1022, 203734), (1204, 172937), (1442, 144394), (1679, 124012), (1978, 105266), (2044, 101867), (2369, 87892), (2884, 72197), (3139, 66332), (3358, 62006), (3956, 52633), (4429, 47012), (4738, 43946), (6278, 33166), (6716, 31003), (6923, 30076), (7519, 27692), (8858, 23506), (9476, 21973), (11753, 17716), (12556, 16583), (13846, 15038)]