988253640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{521}}^1$

素因数の和:1028

約数の個数: 192

約数和(自身を含む): 3517862400

約数和(自身を除く): 2529608760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 479, 495, 521, 660, 792, 958, 990, 1042, 1320, 1437, 1563, 1916, 1980, 2084, 2395, 2605, 2874, 3126, 3832, 3960, 4168, 4311, 4689, 4790, 5210, 5269, 5731, 5748, 6252, 7185, 7815, 8622, 9378, 9580, 10420, 10538, 11462, 11496, 12504, 14370, 15630, 15807, 17193, 17244, 18756, 19160, 20840, 21076, 21555, 22924, 23445, 26345, 28655, 28740, 31260, 31614, 34386, 34488, 37512, 42152, 43110, 45848, 46890, 47421, 51579, 52690, 57310, 57480, 62520, 63228, 68772, 79035, 85965, 86220, 93780, 94842, 103158, 105380, 114620, 126456, 137544, 158070, 171930, 172440, 187560, 189684, 206316, 210760, 229240, 237105, 249559, 257895, 316140, 343860, 379368, 412632, 474210, 499118, 515790, 632280, 687720, 748677, 948420, 998236, 1031580, 1247795, 1497354, 1896840, 1996472, 2063160, 2246031, 2495590, 2745149, 2994708, 3743385, 4492062, 4991180, 5490298, 5989416, 7486770, 8235447, 8984124, 9982360, 10980596, 11230155, 13725745, 14973540, 16470894, 17968248, 21961192, 22460310, 24706341, 27451490, 29947080, 32941788, 41177235, 44920620, 49412682, 54902980, 65883576, 82354470, 89841240, 98825364, 109805960, 123531705, 164708940, 197650728, 247063410, 329417880, 494126820, 988253640]

約数ペア:

[(1, 988253640), (2, 494126820), (3, 329417880), (4, 247063410), (5, 197650728), (6, 164708940), (8, 123531705), (9, 109805960), (10, 98825364), (11, 89841240), (12, 82354470), (15, 65883576), (18, 54902980), (20, 49412682), (22, 44920620), (24, 41177235), (30, 32941788), (33, 29947080), (36, 27451490), (40, 24706341), (44, 22460310), (45, 21961192), (55, 17968248), (60, 16470894), (66, 14973540), (72, 13725745), (88, 11230155), (90, 10980596), (99, 9982360), (110, 8984124), (120, 8235447), (132, 7486770), (165, 5989416), (180, 5490298), (198, 4991180), (220, 4492062), (264, 3743385), (330, 2994708), (360, 2745149), (396, 2495590), (440, 2246031), (479, 2063160), (495, 1996472), (521, 1896840), (660, 1497354), (792, 1247795), (958, 1031580), (990, 998236), (1042, 948420), (1320, 748677), (1437, 687720), (1563, 632280), (1916, 515790), (1980, 499118), (2084, 474210), (2395, 412632), (2605, 379368), (2874, 343860), (3126, 316140), (3832, 257895), (3960, 249559), (4168, 237105), (4311, 229240), (4689, 210760), (4790, 206316), (5210, 189684), (5269, 187560), (5731, 172440), (5748, 171930), (6252, 158070), (7185, 137544), (7815, 126456), (8622, 114620), (9378, 105380), (9580, 103158), (10420, 94842), (10538, 93780), (11462, 86220), (11496, 85965), (12504, 79035), (14370, 68772), (15630, 63228), (15807, 62520), (17193, 57480), (17244, 57310), (18756, 52690), (19160, 51579), (20840, 47421), (21076, 46890), (21555, 45848), (22924, 43110), (23445, 42152), (26345, 37512), (28655, 34488), (28740, 34386), (31260, 31614)]