249680640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 288

約数和(自身を含む): 911264256

約数和(自身を除く): 661583616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 64, 66, 69, 80, 88, 92, 96, 110, 115, 120, 128, 132, 138, 160, 165, 176, 184, 192, 220, 230, 240, 253, 256, 257, 264, 276, 320, 330, 345, 352, 368, 384, 440, 460, 480, 506, 514, 528, 552, 640, 660, 690, 704, 736, 759, 768, 771, 880, 920, 960, 1012, 1028, 1056, 1104, 1265, 1280, 1285, 1320, 1380, 1408, 1472, 1518, 1542, 1760, 1840, 1920, 2024, 2056, 2112, 2208, 2530, 2570, 2640, 2760, 2816, 2827, 2944, 3036, 3084, 3520, 3680, 3795, 3840, 3855, 4048, 4112, 4224, 4416, 5060, 5140, 5280, 5520, 5654, 5888, 5911, 6072, 6168, 7040, 7360, 7590, 7710, 8096, 8224, 8448, 8481, 8832, 10120, 10280, 10560, 11040, 11308, 11822, 12144, 12336, 14080, 14135, 14720, 15180, 15420, 16192, 16448, 16962, 17664, 17733, 20240, 20560, 21120, 22080, 22616, 23644, 24288, 24672, 28270, 29440, 29555, 30360, 30840, 32384, 32896, 33924, 35466, 40480, 41120, 42240, 42405, 44160, 45232, 47288, 48576, 49344, 56540, 59110, 60720, 61680, 64768, 65021, 65792, 67848, 70932, 80960, 82240, 84810, 88320, 88665, 90464, 94576, 97152, 98688, 113080, 118220, 121440, 123360, 130042, 135696, 141864, 161920, 164480, 169620, 177330, 180928, 189152, 194304, 195063, 197376, 226160, 236440, 242880, 246720, 260084, 271392, 283728, 323840, 325105, 328960, 339240, 354660, 361856, 378304, 390126, 452320, 472880, 485760, 493440, 520168, 542784, 567456, 650210, 678480, 709320, 723712, 756608, 780252, 904640, 945760, 971520, 975315, 986880, 1040336, 1085568, 1134912, 1300420, 1356960, 1418640, 1513216, 1560504, 1809280, 1891520, 1950630, 2080672, 2171136, 2269824, 2600840, 2713920, 2837280, 3121008, 3618560, 3783040, 3901260, 4161344, 4539648, 5201680, 5427840, 5674560, 6242016, 7566080, 7802520, 8322688, 10403360, 10855680, 11349120, 12484032, 15605040, 16645376, 20806720, 22698240, 24968064, 31210080, 41613440, 49936128, 62420160, 83226880, 124840320, 249680640]

約数ペア:

[(1, 249680640), (2, 124840320), (3, 83226880), (4, 62420160), (5, 49936128), (6, 41613440), (8, 31210080), (10, 24968064), (11, 22698240), (12, 20806720), (15, 16645376), (16, 15605040), (20, 12484032), (22, 11349120), (23, 10855680), (24, 10403360), (30, 8322688), (32, 7802520), (33, 7566080), (40, 6242016), (44, 5674560), (46, 5427840), (48, 5201680), (55, 4539648), (60, 4161344), (64, 3901260), (66, 3783040), (69, 3618560), (80, 3121008), (88, 2837280), (92, 2713920), (96, 2600840), (110, 2269824), (115, 2171136), (120, 2080672), (128, 1950630), (132, 1891520), (138, 1809280), (160, 1560504), (165, 1513216), (176, 1418640), (184, 1356960), (192, 1300420), (220, 1134912), (230, 1085568), (240, 1040336), (253, 986880), (256, 975315), (257, 971520), (264, 945760), (276, 904640), (320, 780252), (330, 756608), (345, 723712), (352, 709320), (368, 678480), (384, 650210), (440, 567456), (460, 542784), (480, 520168), (506, 493440), (514, 485760), (528, 472880), (552, 452320), (640, 390126), (660, 378304), (690, 361856), (704, 354660), (736, 339240), (759, 328960), (768, 325105), (771, 323840), (880, 283728), (920, 271392), (960, 260084), (1012, 246720), (1028, 242880), (1056, 236440), (1104, 226160), (1265, 197376), (1280, 195063), (1285, 194304), (1320, 189152), (1380, 180928), (1408, 177330), (1472, 169620), (1518, 164480), (1542, 161920), (1760, 141864), (1840, 135696), (1920, 130042), (2024, 123360), (2056, 121440), (2112, 118220), (2208, 113080), (2530, 98688), (2570, 97152), (2640, 94576), (2760, 90464), (2816, 88665), (2827, 88320), (2944, 84810), (3036, 82240), (3084, 80960), (3520, 70932), (3680, 67848), (3795, 65792), (3840, 65021), (3855, 64768), (4048, 61680), (4112, 60720), (4224, 59110), (4416, 56540), (5060, 49344), (5140, 48576), (5280, 47288), (5520, 45232), (5654, 44160), (5888, 42405), (5911, 42240), (6072, 41120), (6168, 40480), (7040, 35466), (7360, 33924), (7590, 32896), (7710, 32384), (8096, 30840), (8224, 30360), (8448, 29555), (8481, 29440), (8832, 28270), (10120, 24672), (10280, 24288), (10560, 23644), (11040, 22616), (11308, 22080), (11822, 21120), (12144, 20560), (12336, 20240), (14080, 17733), (14135, 17664), (14720, 16962), (15180, 16448), (15420, 16192)]