687990240

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{22751}}^1$

素因数の和:22782

約数の個数: 192

約数和(自身を含む): 2752081920

約数和(自身を除く): 2064091680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 22751, 30240, 45502, 68253, 91004, 113755, 136506, 159257, 182008, 204759, 227510, 273012, 318514, 341265, 364016, 409518, 455020, 477771, 546024, 614277, 637028, 682530, 728032, 796285, 819036, 910040, 955542, 1023795, 1092048, 1228554, 1274056, 1365060, 1433313, 1592570, 1638072, 1820080, 1911084, 2047590, 2184096, 2388855, 2457108, 2548112, 2730120, 2866626, 3071385, 3185140, 3276144, 3640160, 3822168, 4095180, 4299939, 4777710, 4914216, 5096224, 5460240, 5733252, 6142770, 6370280, 6552288, 7166565, 7644336, 8190360, 8599878, 9555420, 9828432, 10920480, 11466504, 12285540, 12740560, 14333130, 15288672, 16380720, 17199756, 19110840, 19656864, 21499695, 22933008, 24571080, 25481120, 28666260, 32761440, 34399512, 38221680, 42999390, 45866016, 49142160, 57332520, 68799024, 76443360, 85998780, 98284320, 114665040, 137598048, 171997560, 229330080, 343995120, 687990240]

約数ペア:

[(1, 687990240), (2, 343995120), (3, 229330080), (4, 171997560), (5, 137598048), (6, 114665040), (7, 98284320), (8, 85998780), (9, 76443360), (10, 68799024), (12, 57332520), (14, 49142160), (15, 45866016), (16, 42999390), (18, 38221680), (20, 34399512), (21, 32761440), (24, 28666260), (27, 25481120), (28, 24571080), (30, 22933008), (32, 21499695), (35, 19656864), (36, 19110840), (40, 17199756), (42, 16380720), (45, 15288672), (48, 14333130), (54, 12740560), (56, 12285540), (60, 11466504), (63, 10920480), (70, 9828432), (72, 9555420), (80, 8599878), (84, 8190360), (90, 7644336), (96, 7166565), (105, 6552288), (108, 6370280), (112, 6142770), (120, 5733252), (126, 5460240), (135, 5096224), (140, 4914216), (144, 4777710), (160, 4299939), (168, 4095180), (180, 3822168), (189, 3640160), (210, 3276144), (216, 3185140), (224, 3071385), (240, 2866626), (252, 2730120), (270, 2548112), (280, 2457108), (288, 2388855), (315, 2184096), (336, 2047590), (360, 1911084), (378, 1820080), (420, 1638072), (432, 1592570), (480, 1433313), (504, 1365060), (540, 1274056), (560, 1228554), (630, 1092048), (672, 1023795), (720, 955542), (756, 910040), (840, 819036), (864, 796285), (945, 728032), (1008, 682530), (1080, 637028), (1120, 614277), (1260, 546024), (1440, 477771), (1512, 455020), (1680, 409518), (1890, 364016), (2016, 341265), (2160, 318514), (2520, 273012), (3024, 227510), (3360, 204759), (3780, 182008), (4320, 159257), (5040, 136506), (6048, 113755), (7560, 91004), (10080, 68253), (15120, 45502), (22751, 30240)]