18017880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2833}}^1$

素因数の和:2900

約数の個数: 64

約数和(自身を含む): 55092960

約数和(自身を除く): 37075080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 2833, 3180, 5666, 6360, 8499, 11332, 14165, 16998, 22664, 28330, 33996, 42495, 56660, 67992, 84990, 113320, 150149, 169980, 300298, 339960, 450447, 600596, 750745, 900894, 1201192, 1501490, 1801788, 2252235, 3002980, 3603576, 4504470, 6005960, 9008940, 18017880]

約数ペア:

[(1, 18017880), (2, 9008940), (3, 6005960), (4, 4504470), (5, 3603576), (6, 3002980), (8, 2252235), (10, 1801788), (12, 1501490), (15, 1201192), (20, 900894), (24, 750745), (30, 600596), (40, 450447), (53, 339960), (60, 300298), (106, 169980), (120, 150149), (159, 113320), (212, 84990), (265, 67992), (318, 56660), (424, 42495), (530, 33996), (636, 28330), (795, 22664), (1060, 16998), (1272, 14165), (1590, 11332), (2120, 8499), (2833, 6360), (3180, 5666)]