861805440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1022

約数の個数: 256

約数和(自身を含む): 3113121600

約数和(自身を除く): 2251316160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 128, 135, 144, 159, 160, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 360, 384, 424, 432, 477, 480, 530, 540, 576, 636, 640, 720, 795, 848, 864, 941, 954, 960, 1060, 1080, 1152, 1272, 1431, 1440, 1590, 1696, 1728, 1882, 1908, 1920, 2120, 2160, 2385, 2544, 2823, 2862, 2880, 3180, 3392, 3456, 3764, 3816, 4240, 4320, 4705, 4770, 5088, 5646, 5724, 5760, 6360, 6784, 7155, 7528, 7632, 8469, 8480, 8640, 9410, 9540, 10176, 11292, 11448, 12720, 14115, 14310, 15056, 15264, 16938, 16960, 17280, 18820, 19080, 20352, 22584, 22896, 25407, 25440, 28230, 28620, 30112, 30528, 33876, 33920, 37640, 38160, 42345, 45168, 45792, 49873, 50814, 50880, 56460, 57240, 60224, 61056, 67752, 75280, 76320, 84690, 90336, 91584, 99746, 101628, 101760, 112920, 114480, 120448, 127035, 135504, 149619, 150560, 152640, 169380, 180672, 183168, 199492, 203256, 225840, 228960, 249365, 254070, 271008, 299238, 301120, 305280, 338760, 361344, 398984, 406512, 448857, 451680, 457920, 498730, 508140, 542016, 598476, 602240, 677520, 748095, 797968, 813024, 897714, 903360, 915840, 997460, 1016280, 1084032, 1196952, 1346571, 1355040, 1496190, 1595936, 1626048, 1795428, 1806720, 1994920, 2032560, 2244285, 2393904, 2693142, 2710080, 2992380, 3191872, 3252096, 3590856, 3989840, 4065120, 4488570, 4787808, 5386284, 5420160, 5984760, 6383744, 6732855, 7181712, 7979680, 8130240, 8977140, 9575616, 10772568, 11969520, 13465710, 14363424, 15959360, 16260480, 17954280, 19151232, 21545136, 23939040, 26931420, 28726848, 31918720, 35908560, 43090272, 47878080, 53862840, 57453696, 71817120, 86180544, 95756160, 107725680, 143634240, 172361088, 215451360, 287268480, 430902720, 861805440]

約数ペア:

[(1, 861805440), (2, 430902720), (3, 287268480), (4, 215451360), (5, 172361088), (6, 143634240), (8, 107725680), (9, 95756160), (10, 86180544), (12, 71817120), (15, 57453696), (16, 53862840), (18, 47878080), (20, 43090272), (24, 35908560), (27, 31918720), (30, 28726848), (32, 26931420), (36, 23939040), (40, 21545136), (45, 19151232), (48, 17954280), (53, 16260480), (54, 15959360), (60, 14363424), (64, 13465710), (72, 11969520), (80, 10772568), (90, 9575616), (96, 8977140), (106, 8130240), (108, 7979680), (120, 7181712), (128, 6732855), (135, 6383744), (144, 5984760), (159, 5420160), (160, 5386284), (180, 4787808), (192, 4488570), (212, 4065120), (216, 3989840), (240, 3590856), (265, 3252096), (270, 3191872), (288, 2992380), (318, 2710080), (320, 2693142), (360, 2393904), (384, 2244285), (424, 2032560), (432, 1994920), (477, 1806720), (480, 1795428), (530, 1626048), (540, 1595936), (576, 1496190), (636, 1355040), (640, 1346571), (720, 1196952), (795, 1084032), (848, 1016280), (864, 997460), (941, 915840), (954, 903360), (960, 897714), (1060, 813024), (1080, 797968), (1152, 748095), (1272, 677520), (1431, 602240), (1440, 598476), (1590, 542016), (1696, 508140), (1728, 498730), (1882, 457920), (1908, 451680), (1920, 448857), (2120, 406512), (2160, 398984), (2385, 361344), (2544, 338760), (2823, 305280), (2862, 301120), (2880, 299238), (3180, 271008), (3392, 254070), (3456, 249365), (3764, 228960), (3816, 225840), (4240, 203256), (4320, 199492), (4705, 183168), (4770, 180672), (5088, 169380), (5646, 152640), (5724, 150560), (5760, 149619), (6360, 135504), (6784, 127035), (7155, 120448), (7528, 114480), (7632, 112920), (8469, 101760), (8480, 101628), (8640, 99746), (9410, 91584), (9540, 90336), (10176, 84690), (11292, 76320), (11448, 75280), (12720, 67752), (14115, 61056), (14310, 60224), (15056, 57240), (15264, 56460), (16938, 50880), (16960, 50814), (17280, 49873), (18820, 45792), (19080, 45168), (20352, 42345), (22584, 38160), (22896, 37640), (25407, 33920), (25440, 33876), (28230, 30528), (28620, 30112)]