318820104

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{20789}}^1$

素因数の和:20875

約数の個数: 64

約数和(自身を含む): 898128000

約数和(自身を除く): 579307896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 15336, 20789, 41578, 62367, 83156, 124734, 166312, 187101, 249468, 374202, 498936, 561303, 748404, 1122606, 1476019, 1496808, 2245212, 2952038, 4428057, 4490424, 5904076, 8856114, 11808152, 13284171, 17712228, 26568342, 35424456, 39852513, 53136684, 79705026, 106273368, 159410052, 318820104]

約数ペア:

[(1, 318820104), (2, 159410052), (3, 106273368), (4, 79705026), (6, 53136684), (8, 39852513), (9, 35424456), (12, 26568342), (18, 17712228), (24, 13284171), (27, 11808152), (36, 8856114), (54, 5904076), (71, 4490424), (72, 4428057), (108, 2952038), (142, 2245212), (213, 1496808), (216, 1476019), (284, 1122606), (426, 748404), (568, 561303), (639, 498936), (852, 374202), (1278, 249468), (1704, 187101), (1917, 166312), (2556, 124734), (3834, 83156), (5112, 62367), (7668, 41578), (15336, 20789)]