30209205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 24948555

約数列:

[1, 3, 5, 13, 15, 37, 39, 53, 65, 79, 111, 159, 185, 195, 237, 265, 395, 481, 555, 689, 795, 1027, 1185, 1443, 1961, 2067, 2405, 2923, 3081, 3445, 4187, 5135, 5883, 7215, 8769, 9805, 10335, 12561, 14615, 15405, 20935, 25493, 29415, 37999, 43845, 54431, 62805, 76479, 113997, 127465, 154919, 163293, 189995, 272155, 382395, 464757, 569985, 774595, 816465, 2013947, 2323785, 6041841, 10069735, 30209205]

約数ペア:

[(1, 30209205), (3, 10069735), (5, 6041841), (13, 2323785), (15, 2013947), (37, 816465), (39, 774595), (53, 569985), (65, 464757), (79, 382395), (111, 272155), (159, 189995), (185, 163293), (195, 154919), (237, 127465), (265, 113997), (395, 76479), (481, 62805), (555, 54431), (689, 43845), (795, 37999), (1027, 29415), (1185, 25493), (1443, 20935), (1961, 15405), (2067, 14615), (2405, 12561), (2923, 10335), (3081, 9805), (3445, 8769), (4187, 7215), (5135, 5883)]