208672008

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 592945920

約数和(自身を除く): 384273912

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 37, 46, 51, 68, 69, 74, 92, 102, 111, 136, 138, 148, 184, 204, 222, 276, 296, 391, 408, 444, 552, 601, 629, 782, 851, 888, 1173, 1202, 1258, 1564, 1702, 1803, 1887, 2346, 2404, 2516, 2553, 3128, 3404, 3606, 3774, 4692, 4808, 5032, 5106, 6808, 7212, 7548, 9384, 10212, 10217, 13823, 14424, 14467, 15096, 20424, 20434, 22237, 27646, 28934, 30651, 40868, 41469, 43401, 44474, 55292, 57868, 61302, 66711, 81736, 82938, 86802, 88948, 110584, 115736, 122604, 133422, 165876, 173604, 177896, 234991, 245208, 266844, 331752, 347208, 378029, 469982, 511451, 533688, 704973, 756058, 939964, 1022902, 1134087, 1409946, 1512116, 1534353, 1879928, 2045804, 2268174, 2819892, 3024232, 3068706, 4091608, 4536348, 5639784, 6137412, 8694667, 9072696, 12274824, 17389334, 26084001, 34778668, 52168002, 69557336, 104336004, 208672008]

約数ペア:

[(1, 208672008), (2, 104336004), (3, 69557336), (4, 52168002), (6, 34778668), (8, 26084001), (12, 17389334), (17, 12274824), (23, 9072696), (24, 8694667), (34, 6137412), (37, 5639784), (46, 4536348), (51, 4091608), (68, 3068706), (69, 3024232), (74, 2819892), (92, 2268174), (102, 2045804), (111, 1879928), (136, 1534353), (138, 1512116), (148, 1409946), (184, 1134087), (204, 1022902), (222, 939964), (276, 756058), (296, 704973), (391, 533688), (408, 511451), (444, 469982), (552, 378029), (601, 347208), (629, 331752), (782, 266844), (851, 245208), (888, 234991), (1173, 177896), (1202, 173604), (1258, 165876), (1564, 133422), (1702, 122604), (1803, 115736), (1887, 110584), (2346, 88948), (2404, 86802), (2516, 82938), (2553, 81736), (3128, 66711), (3404, 61302), (3606, 57868), (3774, 55292), (4692, 44474), (4808, 43401), (5032, 41469), (5106, 40868), (6808, 30651), (7212, 28934), (7548, 27646), (9384, 22237), (10212, 20434), (10217, 20424), (13823, 15096), (14424, 14467)]