239129212

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 516944400

約数和(自身を除く): 277815188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 157, 196, 266, 314, 409, 532, 628, 818, 931, 1099, 1636, 1862, 2198, 2863, 2983, 3724, 4396, 5726, 5966, 7693, 7771, 11452, 11932, 15386, 15542, 20041, 20881, 30772, 31084, 40082, 41762, 54397, 64213, 80164, 83524, 108794, 128426, 146167, 217588, 256852, 292334, 380779, 449491, 584668, 761558, 898982, 1220047, 1523116, 1797964, 2440094, 3146437, 4880188, 6292874, 8540329, 12585748, 17080658, 34161316, 59782303, 119564606, 239129212]

約数ペア:

[(1, 239129212), (2, 119564606), (4, 59782303), (7, 34161316), (14, 17080658), (19, 12585748), (28, 8540329), (38, 6292874), (49, 4880188), (76, 3146437), (98, 2440094), (133, 1797964), (157, 1523116), (196, 1220047), (266, 898982), (314, 761558), (409, 584668), (532, 449491), (628, 380779), (818, 292334), (931, 256852), (1099, 217588), (1636, 146167), (1862, 128426), (2198, 108794), (2863, 83524), (2983, 80164), (3724, 64213), (4396, 54397), (5726, 41762), (5966, 40082), (7693, 31084), (7771, 30772), (11452, 20881), (11932, 20041), (15386, 15542)]