128519388

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{563}}^1$

素因数の和:963

約数の個数: 72

約数和(自身を含む): 345513168

約数和(自身を除く): 216993780

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 373, 563, 612, 746, 1119, 1126, 1492, 1689, 2238, 2252, 3357, 3378, 4476, 5067, 6341, 6714, 6756, 9571, 10134, 12682, 13428, 19023, 19142, 20268, 25364, 28713, 38046, 38284, 57069, 57426, 76092, 86139, 114138, 114852, 172278, 209999, 228276, 344556, 419998, 629997, 839996, 1259994, 1889991, 2519988, 3569983, 3779982, 7139966, 7559964, 10709949, 14279932, 21419898, 32129847, 42839796, 64259694, 128519388]

約数ペア:

[(1, 128519388), (2, 64259694), (3, 42839796), (4, 32129847), (6, 21419898), (9, 14279932), (12, 10709949), (17, 7559964), (18, 7139966), (34, 3779982), (36, 3569983), (51, 2519988), (68, 1889991), (102, 1259994), (153, 839996), (204, 629997), (306, 419998), (373, 344556), (563, 228276), (612, 209999), (746, 172278), (1119, 114852), (1126, 114138), (1492, 86139), (1689, 76092), (2238, 57426), (2252, 57069), (3357, 38284), (3378, 38046), (4476, 28713), (5067, 25364), (6341, 20268), (6714, 19142), (6756, 19023), (9571, 13428), (10134, 12682)]