128358612

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{293}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 334317984

約数和(自身を除く): 205959372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 283, 293, 387, 516, 566, 586, 774, 849, 879, 1132, 1172, 1548, 1698, 1758, 2547, 2637, 3396, 3516, 5094, 5274, 10188, 10548, 12169, 12599, 24338, 25198, 36507, 37797, 48676, 50396, 73014, 75594, 82919, 109521, 113391, 146028, 151188, 165838, 219042, 226782, 248757, 331676, 438084, 453564, 497514, 746271, 995028, 1492542, 2985084, 3565517, 7131034, 10696551, 14262068, 21393102, 32089653, 42786204, 64179306, 128358612]

約数ペア:

[(1, 128358612), (2, 64179306), (3, 42786204), (4, 32089653), (6, 21393102), (9, 14262068), (12, 10696551), (18, 7131034), (36, 3565517), (43, 2985084), (86, 1492542), (129, 995028), (172, 746271), (258, 497514), (283, 453564), (293, 438084), (387, 331676), (516, 248757), (566, 226782), (586, 219042), (774, 165838), (849, 151188), (879, 146028), (1132, 113391), (1172, 109521), (1548, 82919), (1698, 75594), (1758, 73014), (2547, 50396), (2637, 48676), (3396, 37797), (3516, 36507), (5094, 25198), (5274, 24338), (10188, 12599), (10548, 12169)]