289761712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 60

約数和(自身を含む): 592932288

約数和(自身を除く): 303170576

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 157, 244, 248, 314, 488, 496, 628, 976, 1256, 1891, 2512, 3721, 3782, 4867, 7442, 7564, 9577, 9734, 14884, 15128, 19154, 19468, 29768, 30256, 38308, 38936, 59536, 76616, 77872, 115351, 153232, 230702, 296887, 461404, 584197, 593774, 922808, 1168394, 1187548, 1845616, 2336788, 2375096, 4673576, 4750192, 9347152, 18110107, 36220214, 72440428, 144880856, 289761712]

約数ペア:

[(1, 289761712), (2, 144880856), (4, 72440428), (8, 36220214), (16, 18110107), (31, 9347152), (61, 4750192), (62, 4673576), (122, 2375096), (124, 2336788), (157, 1845616), (244, 1187548), (248, 1168394), (314, 922808), (488, 593774), (496, 584197), (628, 461404), (976, 296887), (1256, 230702), (1891, 153232), (2512, 115351), (3721, 77872), (3782, 76616), (4867, 59536), (7442, 38936), (7564, 38308), (9577, 30256), (9734, 29768), (14884, 19468), (15128, 19154)]