208676475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2819}}^1$

素因数の和:2889

約数の個数: 72

約数和(自身を含む): 436400640

約数和(自身を除く): 227724165

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 141, 175, 225, 235, 315, 329, 423, 525, 705, 987, 1175, 1575, 1645, 2115, 2819, 2961, 3525, 4935, 8225, 8457, 10575, 14095, 14805, 19733, 24675, 25371, 42285, 59199, 70475, 74025, 98665, 126855, 132493, 177597, 211425, 295995, 397479, 493325, 634275, 662465, 887985, 927451, 1192437, 1479975, 1987395, 2782353, 3312325, 4439925, 4637255, 5962185, 8347059, 9936975, 13911765, 23186275, 29810925, 41735295, 69558825, 208676475]

約数ペア:

[(1, 208676475), (3, 69558825), (5, 41735295), (7, 29810925), (9, 23186275), (15, 13911765), (21, 9936975), (25, 8347059), (35, 5962185), (45, 4637255), (47, 4439925), (63, 3312325), (75, 2782353), (105, 1987395), (141, 1479975), (175, 1192437), (225, 927451), (235, 887985), (315, 662465), (329, 634275), (423, 493325), (525, 397479), (705, 295995), (987, 211425), (1175, 177597), (1575, 132493), (1645, 126855), (2115, 98665), (2819, 74025), (2961, 70475), (3525, 59199), (4935, 42285), (8225, 25371), (8457, 24675), (10575, 19733), (14095, 14805)]