30905286

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 40011834

約数列:

[1, 2, 3, 6, 17, 19, 34, 37, 38, 51, 57, 74, 102, 111, 114, 222, 323, 431, 629, 646, 703, 862, 969, 1258, 1293, 1406, 1887, 1938, 2109, 2586, 3774, 4218, 7327, 8189, 11951, 14654, 15947, 16378, 21981, 23902, 24567, 31894, 35853, 43962, 47841, 49134, 71706, 95682, 139213, 271099, 278426, 302993, 417639, 542198, 605986, 813297, 835278, 908979, 1626594, 1817958, 5150881, 10301762, 15452643, 30905286]

約数ペア:

[(1, 30905286), (2, 15452643), (3, 10301762), (6, 5150881), (17, 1817958), (19, 1626594), (34, 908979), (37, 835278), (38, 813297), (51, 605986), (57, 542198), (74, 417639), (102, 302993), (111, 278426), (114, 271099), (222, 139213), (323, 95682), (431, 71706), (629, 49134), (646, 47841), (703, 43962), (862, 35853), (969, 31894), (1258, 24567), (1293, 23902), (1406, 21981), (1887, 16378), (1938, 15947), (2109, 14654), (2586, 11951), (3774, 8189), (4218, 7327)]