128461188

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 316808128

約数和(自身を除く): 188346940

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 103, 106, 111, 148, 159, 206, 212, 222, 309, 318, 412, 444, 618, 636, 1236, 1961, 2809, 3811, 3922, 5459, 5618, 5883, 7622, 7844, 8427, 10918, 11236, 11433, 11766, 15244, 16377, 16854, 21836, 22866, 23532, 32754, 33708, 45732, 65508, 103933, 201983, 207866, 289327, 311799, 403966, 415732, 578654, 605949, 623598, 807932, 867981, 1157308, 1211898, 1247196, 1735962, 2423796, 3471924, 10705099, 21410198, 32115297, 42820396, 64230594, 128461188]

約数ペア:

[(1, 128461188), (2, 64230594), (3, 42820396), (4, 32115297), (6, 21410198), (12, 10705099), (37, 3471924), (53, 2423796), (74, 1735962), (103, 1247196), (106, 1211898), (111, 1157308), (148, 867981), (159, 807932), (206, 623598), (212, 605949), (222, 578654), (309, 415732), (318, 403966), (412, 311799), (444, 289327), (618, 207866), (636, 201983), (1236, 103933), (1961, 65508), (2809, 45732), (3811, 33708), (3922, 32754), (5459, 23532), (5618, 22866), (5883, 21836), (7622, 16854), (7844, 16377), (8427, 15244), (10918, 11766), (11236, 11433)]