215225296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 494968320

約数和(自身を除く): 279743024

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 109, 143, 176, 208, 218, 286, 436, 572, 863, 872, 1144, 1199, 1417, 1726, 1744, 2288, 2398, 2834, 3452, 4796, 5668, 6904, 9493, 9592, 11219, 11336, 13808, 15587, 18986, 19184, 22438, 22672, 31174, 37972, 44876, 62348, 75944, 89752, 94067, 123409, 124696, 151888, 179504, 188134, 246818, 249392, 376268, 493636, 752536, 987272, 1034737, 1222871, 1505072, 1974544, 2069474, 2445742, 4138948, 4891484, 8277896, 9782968, 13451581, 16555792, 19565936, 26903162, 53806324, 107612648, 215225296]

約数ペア:

[(1, 215225296), (2, 107612648), (4, 53806324), (8, 26903162), (11, 19565936), (13, 16555792), (16, 13451581), (22, 9782968), (26, 8277896), (44, 4891484), (52, 4138948), (88, 2445742), (104, 2069474), (109, 1974544), (143, 1505072), (176, 1222871), (208, 1034737), (218, 987272), (286, 752536), (436, 493636), (572, 376268), (863, 249392), (872, 246818), (1144, 188134), (1199, 179504), (1417, 151888), (1726, 124696), (1744, 123409), (2288, 94067), (2398, 89752), (2834, 75944), (3452, 62348), (4796, 44876), (5668, 37972), (6904, 31174), (9493, 22672), (9592, 22438), (11219, 19184), (11336, 18986), (13808, 15587)]