81290526720

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6361}}^1$

素因数の和:6414

約数の個数: 272

約数和(自身を含む): 280181563872

約数和(自身を除く): 198891037152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2048, 2080, 2496, 2560, 3072, 3120, 3328, 3840, 4096, 4160, 4992, 5120, 6144, 6240, 6361, 6656, 7680, 8192, 8320, 9984, 10240, 12288, 12480, 12722, 13312, 15360, 16384, 16640, 19083, 19968, 20480, 24576, 24960, 25444, 26624, 30720, 31805, 32768, 33280, 38166, 39936, 40960, 49152, 49920, 50888, 53248, 61440, 63610, 65536, 66560, 76332, 79872, 81920, 82693, 95415, 98304, 99840, 101776, 106496, 122880, 127220, 133120, 152664, 159744, 163840, 165386, 190830, 196608, 199680, 203552, 212992, 245760, 248079, 254440, 266240, 305328, 319488, 327680, 330772, 381660, 399360, 407104, 413465, 425984, 491520, 496158, 508880, 532480, 610656, 638976, 661544, 763320, 798720, 814208, 826930, 851968, 983040, 992316, 1017760, 1064960, 1221312, 1240395, 1277952, 1323088, 1526640, 1597440, 1628416, 1653860, 1984632, 2035520, 2129920, 2442624, 2480790, 2555904, 2646176, 3053280, 3194880, 3256832, 3307720, 3969264, 4071040, 4259840, 4885248, 4961580, 5292352, 6106560, 6389760, 6513664, 6615440, 7938528, 8142080, 9770496, 9923160, 10584704, 12213120, 12779520, 13027328, 13230880, 15877056, 16284160, 19540992, 19846320, 21169408, 24426240, 26054656, 26461760, 31754112, 32568320, 39081984, 39692640, 42338816, 48852480, 52109312, 52923520, 63508224, 65136640, 78163968, 79385280, 84677632, 97704960, 104218624, 105847040, 127016448, 130273280, 156327936, 158770560, 169355264, 195409920, 208437248, 211694080, 254032896, 260546560, 312655872, 317541120, 338710528, 390819840, 416874496, 423388160, 508065792, 521093120, 625311744, 635082240, 677421056, 781639680, 846776320, 1016131584, 1042186240, 1250623488, 1270164480, 1354842112, 1563279360, 1693552640, 2032263168, 2084372480, 2540328960, 2709684224, 3126558720, 3387105280, 4064526336, 5080657920, 5419368448, 6253117440, 6774210560, 8129052672, 10161315840, 13548421120, 16258105344, 20322631680, 27096842240, 40645263360, 81290526720]

約数ペア:

[(1, 81290526720), (2, 40645263360), (3, 27096842240), (4, 20322631680), (5, 16258105344), (6, 13548421120), (8, 10161315840), (10, 8129052672), (12, 6774210560), (13, 6253117440), (15, 5419368448), (16, 5080657920), (20, 4064526336), (24, 3387105280), (26, 3126558720), (30, 2709684224), (32, 2540328960), (39, 2084372480), (40, 2032263168), (48, 1693552640), (52, 1563279360), (60, 1354842112), (64, 1270164480), (65, 1250623488), (78, 1042186240), (80, 1016131584), (96, 846776320), (104, 781639680), (120, 677421056), (128, 635082240), (130, 625311744), (156, 521093120), (160, 508065792), (192, 423388160), (195, 416874496), (208, 390819840), (240, 338710528), (256, 317541120), (260, 312655872), (312, 260546560), (320, 254032896), (384, 211694080), (390, 208437248), (416, 195409920), (480, 169355264), (512, 158770560), (520, 156327936), (624, 130273280), (640, 127016448), (768, 105847040), (780, 104218624), (832, 97704960), (960, 84677632), (1024, 79385280), (1040, 78163968), (1248, 65136640), (1280, 63508224), (1536, 52923520), (1560, 52109312), (1664, 48852480), (1920, 42338816), (2048, 39692640), (2080, 39081984), (2496, 32568320), (2560, 31754112), (3072, 26461760), (3120, 26054656), (3328, 24426240), (3840, 21169408), (4096, 19846320), (4160, 19540992), (4992, 16284160), (5120, 15877056), (6144, 13230880), (6240, 13027328), (6361, 12779520), (6656, 12213120), (7680, 10584704), (8192, 9923160), (8320, 9770496), (9984, 8142080), (10240, 7938528), (12288, 6615440), (12480, 6513664), (12722, 6389760), (13312, 6106560), (15360, 5292352), (16384, 4961580), (16640, 4885248), (19083, 4259840), (19968, 4071040), (20480, 3969264), (24576, 3307720), (24960, 3256832), (25444, 3194880), (26624, 3053280), (30720, 2646176), (31805, 2555904), (32768, 2480790), (33280, 2442624), (38166, 2129920), (39936, 2035520), (40960, 1984632), (49152, 1653860), (49920, 1628416), (50888, 1597440), (53248, 1526640), (61440, 1323088), (63610, 1277952), (65536, 1240395), (66560, 1221312), (76332, 1064960), (79872, 1017760), (81920, 992316), (82693, 983040), (95415, 851968), (98304, 826930), (99840, 814208), (101776, 798720), (106496, 763320), (122880, 661544), (127220, 638976), (133120, 610656), (152664, 532480), (159744, 508880), (163840, 496158), (165386, 491520), (190830, 425984), (196608, 413465), (199680, 407104), (203552, 399360), (212992, 381660), (245760, 330772), (248079, 327680), (254440, 319488), (266240, 305328)]