320379852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 824492032

約数和(自身を除く): 504112180

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 127, 156, 157, 206, 254, 309, 314, 381, 412, 471, 508, 618, 628, 762, 942, 1236, 1339, 1524, 1651, 1884, 2041, 2678, 3302, 4017, 4082, 4953, 5356, 6123, 6604, 8034, 8164, 9906, 12246, 13081, 16068, 16171, 19812, 19939, 24492, 26162, 32342, 39243, 39878, 48513, 52324, 59817, 64684, 78486, 79756, 97026, 119634, 156972, 170053, 194052, 210223, 239268, 259207, 340106, 420446, 510159, 518414, 630669, 680212, 777621, 840892, 1020318, 1036828, 1261338, 1555242, 2040636, 2053717, 2522676, 3110484, 4107434, 6161151, 8214868, 12322302, 24644604, 26698321, 53396642, 80094963, 106793284, 160189926, 320379852]

約数ペア:

[(1, 320379852), (2, 160189926), (3, 106793284), (4, 80094963), (6, 53396642), (12, 26698321), (13, 24644604), (26, 12322302), (39, 8214868), (52, 6161151), (78, 4107434), (103, 3110484), (127, 2522676), (156, 2053717), (157, 2040636), (206, 1555242), (254, 1261338), (309, 1036828), (314, 1020318), (381, 840892), (412, 777621), (471, 680212), (508, 630669), (618, 518414), (628, 510159), (762, 420446), (942, 340106), (1236, 259207), (1339, 239268), (1524, 210223), (1651, 194052), (1884, 170053), (2041, 156972), (2678, 119634), (3302, 97026), (4017, 79756), (4082, 78486), (4953, 64684), (5356, 59817), (6123, 52324), (6604, 48513), (8034, 39878), (8164, 39243), (9906, 32342), (12246, 26162), (13081, 24492), (16068, 19939), (16171, 19812)]