638628480

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 384

約数和(自身を含む): 2581562880

約数和(自身を除く): 1942934400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 94, 96, 105, 112, 120, 126, 128, 140, 141, 144, 160, 168, 180, 188, 192, 210, 224, 235, 240, 252, 280, 282, 288, 315, 320, 329, 336, 337, 360, 376, 384, 420, 423, 448, 470, 480, 504, 560, 564, 576, 630, 640, 658, 672, 674, 705, 720, 752, 840, 846, 896, 940, 960, 987, 1008, 1011, 1120, 1128, 1152, 1260, 1316, 1344, 1348, 1410, 1440, 1504, 1645, 1680, 1685, 1692, 1880, 1920, 1974, 2016, 2022, 2115, 2240, 2256, 2359, 2520, 2632, 2688, 2696, 2820, 2880, 2961, 3008, 3033, 3290, 3360, 3370, 3384, 3760, 3948, 4032, 4044, 4230, 4480, 4512, 4718, 4935, 5040, 5055, 5264, 5392, 5640, 5760, 5922, 6016, 6066, 6580, 6720, 6740, 6768, 7077, 7520, 7896, 8064, 8088, 8460, 9024, 9436, 9870, 10080, 10110, 10528, 10784, 11280, 11795, 11844, 12132, 13160, 13440, 13480, 13536, 14154, 14805, 15040, 15165, 15792, 15839, 16176, 16920, 18048, 18872, 19740, 20160, 20220, 21056, 21231, 21568, 22560, 23590, 23688, 24264, 26320, 26960, 27072, 28308, 29610, 30080, 30330, 31584, 31678, 32352, 33840, 35385, 37744, 39480, 40320, 40440, 42112, 42462, 43136, 45120, 47180, 47376, 47517, 48528, 52640, 53920, 54144, 56616, 59220, 60660, 63168, 63356, 64704, 67680, 70770, 75488, 78960, 79195, 80880, 84924, 90240, 94360, 94752, 95034, 97056, 105280, 106155, 107840, 110873, 113232, 118440, 121320, 126336, 126712, 129408, 135360, 141540, 142551, 150976, 157920, 158390, 161760, 169848, 188720, 189504, 190068, 194112, 210560, 212310, 215680, 221746, 226464, 236880, 237585, 242640, 253424, 270720, 283080, 285102, 301952, 315840, 316780, 323520, 332619, 339696, 377440, 379008, 380136, 388224, 424620, 443492, 452928, 473760, 475170, 485280, 506848, 554365, 566160, 570204, 631680, 633560, 647040, 665238, 679392, 712755, 754880, 760272, 849240, 886984, 905856, 947520, 950340, 970560, 997857, 1013696, 1108730, 1132320, 1140408, 1267120, 1330476, 1358784, 1425510, 1509760, 1520544, 1663095, 1698480, 1773968, 1895040, 1900680, 1941120, 1995714, 2027392, 2217460, 2264640, 2280816, 2534240, 2660952, 2717568, 2851020, 3041088, 3326190, 3396960, 3547936, 3801360, 3991428, 4434920, 4529280, 4561632, 4989285, 5068480, 5321904, 5702040, 6082176, 6652380, 6793920, 7095872, 7602720, 7982856, 8869840, 9123264, 9978570, 10136960, 10643808, 11404080, 13304760, 13587840, 14191744, 15205440, 15965712, 17739680, 18246528, 19957140, 21287616, 22808160, 26609520, 30410880, 31931424, 35479360, 39914280, 42575232, 45616320, 53219040, 63862848, 70958720, 79828560, 91232640, 106438080, 127725696, 159657120, 212876160, 319314240, 638628480]

約数ペア:

[(1, 638628480), (2, 319314240), (3, 212876160), (4, 159657120), (5, 127725696), (6, 106438080), (7, 91232640), (8, 79828560), (9, 70958720), (10, 63862848), (12, 53219040), (14, 45616320), (15, 42575232), (16, 39914280), (18, 35479360), (20, 31931424), (21, 30410880), (24, 26609520), (28, 22808160), (30, 21287616), (32, 19957140), (35, 18246528), (36, 17739680), (40, 15965712), (42, 15205440), (45, 14191744), (47, 13587840), (48, 13304760), (56, 11404080), (60, 10643808), (63, 10136960), (64, 9978570), (70, 9123264), (72, 8869840), (80, 7982856), (84, 7602720), (90, 7095872), (94, 6793920), (96, 6652380), (105, 6082176), (112, 5702040), (120, 5321904), (126, 5068480), (128, 4989285), (140, 4561632), (141, 4529280), (144, 4434920), (160, 3991428), (168, 3801360), (180, 3547936), (188, 3396960), (192, 3326190), (210, 3041088), (224, 2851020), (235, 2717568), (240, 2660952), (252, 2534240), (280, 2280816), (282, 2264640), (288, 2217460), (315, 2027392), (320, 1995714), (329, 1941120), (336, 1900680), (337, 1895040), (360, 1773968), (376, 1698480), (384, 1663095), (420, 1520544), (423, 1509760), (448, 1425510), (470, 1358784), (480, 1330476), (504, 1267120), (560, 1140408), (564, 1132320), (576, 1108730), (630, 1013696), (640, 997857), (658, 970560), (672, 950340), (674, 947520), (705, 905856), (720, 886984), (752, 849240), (840, 760272), (846, 754880), (896, 712755), (940, 679392), (960, 665238), (987, 647040), (1008, 633560), (1011, 631680), (1120, 570204), (1128, 566160), (1152, 554365), (1260, 506848), (1316, 485280), (1344, 475170), (1348, 473760), (1410, 452928), (1440, 443492), (1504, 424620), (1645, 388224), (1680, 380136), (1685, 379008), (1692, 377440), (1880, 339696), (1920, 332619), (1974, 323520), (2016, 316780), (2022, 315840), (2115, 301952), (2240, 285102), (2256, 283080), (2359, 270720), (2520, 253424), (2632, 242640), (2688, 237585), (2696, 236880), (2820, 226464), (2880, 221746), (2961, 215680), (3008, 212310), (3033, 210560), (3290, 194112), (3360, 190068), (3370, 189504), (3384, 188720), (3760, 169848), (3948, 161760), (4032, 158390), (4044, 157920), (4230, 150976), (4480, 142551), (4512, 141540), (4718, 135360), (4935, 129408), (5040, 126712), (5055, 126336), (5264, 121320), (5392, 118440), (5640, 113232), (5760, 110873), (5922, 107840), (6016, 106155), (6066, 105280), (6580, 97056), (6720, 95034), (6740, 94752), (6768, 94360), (7077, 90240), (7520, 84924), (7896, 80880), (8064, 79195), (8088, 78960), (8460, 75488), (9024, 70770), (9436, 67680), (9870, 64704), (10080, 63356), (10110, 63168), (10528, 60660), (10784, 59220), (11280, 56616), (11795, 54144), (11844, 53920), (12132, 52640), (13160, 48528), (13440, 47517), (13480, 47376), (13536, 47180), (14154, 45120), (14805, 43136), (15040, 42462), (15165, 42112), (15792, 40440), (15839, 40320), (16176, 39480), (16920, 37744), (18048, 35385), (18872, 33840), (19740, 32352), (20160, 31678), (20220, 31584), (21056, 30330), (21231, 30080), (21568, 29610), (22560, 28308), (23590, 27072), (23688, 26960), (24264, 26320)]