218387312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3142

約数の個数: 80

約数和(自身を含む): 513300480

約数和(自身を除く): 294913168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 682, 806, 1144, 1364, 1612, 2288, 2728, 3079, 3224, 4433, 5456, 6158, 6448, 8866, 12316, 17732, 24632, 33869, 35464, 40027, 49264, 67738, 70928, 80054, 95449, 135476, 160108, 190898, 270952, 320216, 381796, 440297, 541904, 640432, 763592, 880594, 1049939, 1240837, 1527184, 1761188, 2099878, 2481674, 3522376, 4199756, 4963348, 7044752, 8399512, 9926696, 13649207, 16799024, 19853392, 27298414, 54596828, 109193656, 218387312]

約数ペア:

[(1, 218387312), (2, 109193656), (4, 54596828), (8, 27298414), (11, 19853392), (13, 16799024), (16, 13649207), (22, 9926696), (26, 8399512), (31, 7044752), (44, 4963348), (52, 4199756), (62, 3522376), (88, 2481674), (104, 2099878), (124, 1761188), (143, 1527184), (176, 1240837), (208, 1049939), (248, 880594), (286, 763592), (341, 640432), (403, 541904), (496, 440297), (572, 381796), (682, 320216), (806, 270952), (1144, 190898), (1364, 160108), (1612, 135476), (2288, 95449), (2728, 80054), (3079, 70928), (3224, 67738), (4433, 49264), (5456, 40027), (6158, 35464), (6448, 33869), (8866, 24632), (12316, 17732)]