68805440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1777}}^1$

素因数の和:1816

約数の個数: 84

約数和(自身を含む): 180193188

約数和(自身を除く): 111387748

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1760, 1777, 1936, 2420, 3520, 3554, 3872, 4840, 7108, 7744, 8885, 9680, 14216, 17770, 19360, 19547, 28432, 35540, 38720, 39094, 56864, 71080, 78188, 97735, 113728, 142160, 156376, 195470, 215017, 284320, 312752, 390940, 430034, 568640, 625504, 781880, 860068, 1075085, 1251008, 1563760, 1720136, 2150170, 3127520, 3440272, 4300340, 6255040, 6880544, 8600680, 13761088, 17201360, 34402720, 68805440]

約数ペア:

[(1, 68805440), (2, 34402720), (4, 17201360), (5, 13761088), (8, 8600680), (10, 6880544), (11, 6255040), (16, 4300340), (20, 3440272), (22, 3127520), (32, 2150170), (40, 1720136), (44, 1563760), (55, 1251008), (64, 1075085), (80, 860068), (88, 781880), (110, 625504), (121, 568640), (160, 430034), (176, 390940), (220, 312752), (242, 284320), (320, 215017), (352, 195470), (440, 156376), (484, 142160), (605, 113728), (704, 97735), (880, 78188), (968, 71080), (1210, 56864), (1760, 39094), (1777, 38720), (1936, 35540), (2420, 28432), (3520, 19547), (3554, 19360), (3872, 17770), (4840, 14216), (7108, 9680), (7744, 8885)]