15016976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 33914496

約数和(自身を除く): 18897520

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 43, 46, 52, 73, 86, 92, 104, 146, 172, 184, 208, 292, 299, 344, 368, 559, 584, 598, 688, 949, 989, 1118, 1168, 1196, 1679, 1898, 1978, 2236, 2392, 3139, 3358, 3796, 3956, 4472, 4784, 6278, 6716, 7592, 7912, 8944, 12556, 12857, 13432, 15184, 15824, 21827, 25112, 25714, 26864, 40807, 43654, 50224, 51428, 72197, 81614, 87308, 102856, 144394, 163228, 174616, 205712, 288788, 326456, 349232, 577576, 652912, 938561, 1155152, 1877122, 3754244, 7508488, 15016976]

約数ペア:

[(1, 15016976), (2, 7508488), (4, 3754244), (8, 1877122), (13, 1155152), (16, 938561), (23, 652912), (26, 577576), (43, 349232), (46, 326456), (52, 288788), (73, 205712), (86, 174616), (92, 163228), (104, 144394), (146, 102856), (172, 87308), (184, 81614), (208, 72197), (292, 51428), (299, 50224), (344, 43654), (368, 40807), (559, 26864), (584, 25714), (598, 25112), (688, 21827), (949, 15824), (989, 15184), (1118, 13432), (1168, 12857), (1196, 12556), (1679, 8944), (1898, 7912), (1978, 7592), (2236, 6716), (2392, 6278), (3139, 4784), (3358, 4472), (3796, 3956)]