256547816

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8693}}^1$

素因数の和:8754

約数の個数: 64

約数和(自身を含む): 600929280

約数和(自身を除く): 344381464

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 56, 62, 68, 119, 124, 136, 217, 238, 248, 434, 476, 527, 868, 952, 1054, 1736, 2108, 3689, 4216, 7378, 8693, 14756, 17386, 29512, 34772, 60851, 69544, 121702, 147781, 243404, 269483, 295562, 486808, 538966, 591124, 1034467, 1077932, 1182248, 1886381, 2068934, 2155864, 3772762, 4137868, 4581211, 7545524, 8275736, 9162422, 15091048, 18324844, 32068477, 36649688, 64136954, 128273908, 256547816]

約数ペア:

[(1, 256547816), (2, 128273908), (4, 64136954), (7, 36649688), (8, 32068477), (14, 18324844), (17, 15091048), (28, 9162422), (31, 8275736), (34, 7545524), (56, 4581211), (62, 4137868), (68, 3772762), (119, 2155864), (124, 2068934), (136, 1886381), (217, 1182248), (238, 1077932), (248, 1034467), (434, 591124), (476, 538966), (527, 486808), (868, 295562), (952, 269483), (1054, 243404), (1736, 147781), (2108, 121702), (3689, 69544), (4216, 60851), (7378, 34772), (8693, 29512), (14756, 17386)]