128520018

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 318831552

約数和(自身を除く): 190311534

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 53, 66, 74, 99, 106, 111, 159, 198, 222, 318, 331, 333, 407, 477, 583, 662, 666, 814, 954, 993, 1166, 1221, 1749, 1961, 1986, 2442, 2979, 3498, 3641, 3663, 3922, 5247, 5883, 5958, 7282, 7326, 10494, 10923, 11766, 12247, 17543, 17649, 21571, 21846, 24494, 32769, 35086, 35298, 36741, 43142, 52629, 64713, 65538, 73482, 105258, 110223, 129426, 134717, 157887, 192973, 194139, 220446, 269434, 315774, 385946, 388278, 404151, 578919, 649091, 808302, 1157838, 1212453, 1298182, 1736757, 1947273, 2424906, 3473514, 3894546, 5841819, 7140001, 11683638, 14280002, 21420003, 42840006, 64260009, 128520018]

約数ペア:

[(1, 128520018), (2, 64260009), (3, 42840006), (6, 21420003), (9, 14280002), (11, 11683638), (18, 7140001), (22, 5841819), (33, 3894546), (37, 3473514), (53, 2424906), (66, 1947273), (74, 1736757), (99, 1298182), (106, 1212453), (111, 1157838), (159, 808302), (198, 649091), (222, 578919), (318, 404151), (331, 388278), (333, 385946), (407, 315774), (477, 269434), (583, 220446), (662, 194139), (666, 192973), (814, 157887), (954, 134717), (993, 129426), (1166, 110223), (1221, 105258), (1749, 73482), (1961, 65538), (1986, 64713), (2442, 52629), (2979, 43142), (3498, 36741), (3641, 35298), (3663, 35086), (3922, 32769), (5247, 24494), (5883, 21846), (5958, 21571), (7282, 17649), (7326, 17543), (10494, 12247), (10923, 11766)]