256860296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13451}}^1$

素因数の和:13506

約数の個数: 64

約数和(自身を含む): 619868160

約数和(自身を除く): 363007864

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 1364, 1736, 2387, 2728, 4774, 9548, 13451, 19096, 26902, 53804, 94157, 107608, 147961, 188314, 295922, 376628, 416981, 591844, 753256, 833962, 1035727, 1183688, 1667924, 2071454, 2918867, 3335848, 4142908, 4586791, 5837734, 8285816, 9173582, 11675468, 18347164, 23350936, 32107537, 36694328, 64215074, 128430148, 256860296]

約数ペア:

[(1, 256860296), (2, 128430148), (4, 64215074), (7, 36694328), (8, 32107537), (11, 23350936), (14, 18347164), (22, 11675468), (28, 9173582), (31, 8285816), (44, 5837734), (56, 4586791), (62, 4142908), (77, 3335848), (88, 2918867), (124, 2071454), (154, 1667924), (217, 1183688), (248, 1035727), (308, 833962), (341, 753256), (434, 591844), (616, 416981), (682, 376628), (868, 295922), (1364, 188314), (1736, 147961), (2387, 107608), (2728, 94157), (4774, 53804), (9548, 26902), (13451, 19096)]