128957504

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{293}}^1$

素因数の和:364

約数の個数: 84

約数和(自身を含む): 289070796

約数和(自身を除く): 160113292

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 293, 299, 368, 416, 529, 586, 598, 736, 832, 1058, 1172, 1196, 1472, 2116, 2344, 2392, 3809, 4232, 4688, 4784, 6739, 6877, 7618, 8464, 9376, 9568, 13478, 13754, 15236, 16928, 18752, 19136, 26956, 27508, 30472, 33856, 53912, 55016, 60944, 87607, 107824, 110032, 121888, 154997, 175214, 215648, 220064, 243776, 309994, 350428, 431296, 440128, 619988, 700856, 1239976, 1401712, 2014961, 2479952, 2803424, 4029922, 4959904, 5606848, 8059844, 9919808, 16119688, 32239376, 64478752, 128957504]

約数ペア:

[(1, 128957504), (2, 64478752), (4, 32239376), (8, 16119688), (13, 9919808), (16, 8059844), (23, 5606848), (26, 4959904), (32, 4029922), (46, 2803424), (52, 2479952), (64, 2014961), (92, 1401712), (104, 1239976), (184, 700856), (208, 619988), (293, 440128), (299, 431296), (368, 350428), (416, 309994), (529, 243776), (586, 220064), (598, 215648), (736, 175214), (832, 154997), (1058, 121888), (1172, 110032), (1196, 107824), (1472, 87607), (2116, 60944), (2344, 55016), (2392, 53912), (3809, 33856), (4232, 30472), (4688, 27508), (4784, 26956), (6739, 19136), (6877, 18752), (7618, 16928), (8464, 15236), (9376, 13754), (9568, 13478)]