1581790080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 256

約数和(自身を含む): 5483520000

約数和(自身を除く): 3901729920

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, 127, 128, 130, 156, 160, 192, 195, 208, 240, 254, 260, 312, 320, 381, 384, 390, 416, 480, 499, 508, 520, 624, 635, 640, 762, 780, 832, 960, 998, 1016, 1040, 1248, 1270, 1497, 1524, 1560, 1651, 1664, 1905, 1920, 1996, 2032, 2080, 2495, 2496, 2540, 2994, 3048, 3120, 3302, 3810, 3992, 4064, 4160, 4953, 4990, 4992, 5080, 5988, 6096, 6240, 6487, 6604, 7485, 7620, 7984, 8128, 8255, 8320, 9906, 9980, 10160, 11976, 12192, 12480, 12974, 13208, 14970, 15240, 15968, 16256, 16510, 19461, 19812, 19960, 20320, 23952, 24384, 24765, 24960, 25948, 26416, 29940, 30480, 31936, 32435, 33020, 38922, 39624, 39920, 40640, 47904, 48768, 49530, 51896, 52832, 59880, 60960, 63373, 63872, 64870, 66040, 77844, 79248, 79840, 81280, 95808, 97305, 99060, 103792, 105664, 119760, 121920, 126746, 129740, 132080, 155688, 158496, 159680, 190119, 191616, 194610, 198120, 207584, 211328, 239520, 243840, 253492, 259480, 264160, 311376, 316865, 316992, 319360, 380238, 389220, 396240, 415168, 479040, 506984, 518960, 528320, 622752, 633730, 633984, 760476, 778440, 792480, 823849, 830336, 950595, 958080, 1013968, 1037920, 1056640, 1245504, 1267460, 1520952, 1556880, 1584960, 1647698, 1901190, 2027936, 2075840, 2471547, 2491008, 2534920, 3041904, 3113760, 3169920, 3295396, 3802380, 4055872, 4119245, 4151680, 4943094, 5069840, 6083808, 6227520, 6590792, 7604760, 8111744, 8238490, 9886188, 10139680, 12167616, 12357735, 12455040, 13181584, 15209520, 16476980, 19772376, 20279360, 24335232, 24715470, 26363168, 30419040, 32953960, 39544752, 40558720, 49430940, 52726336, 60838080, 65907920, 79089504, 98861880, 105452672, 121676160, 131815840, 158179008, 197723760, 263631680, 316358016, 395447520, 527263360, 790895040, 1581790080]

約数ペア:

[(1, 1581790080), (2, 790895040), (3, 527263360), (4, 395447520), (5, 316358016), (6, 263631680), (8, 197723760), (10, 158179008), (12, 131815840), (13, 121676160), (15, 105452672), (16, 98861880), (20, 79089504), (24, 65907920), (26, 60838080), (30, 52726336), (32, 49430940), (39, 40558720), (40, 39544752), (48, 32953960), (52, 30419040), (60, 26363168), (64, 24715470), (65, 24335232), (78, 20279360), (80, 19772376), (96, 16476980), (104, 15209520), (120, 13181584), (127, 12455040), (128, 12357735), (130, 12167616), (156, 10139680), (160, 9886188), (192, 8238490), (195, 8111744), (208, 7604760), (240, 6590792), (254, 6227520), (260, 6083808), (312, 5069840), (320, 4943094), (381, 4151680), (384, 4119245), (390, 4055872), (416, 3802380), (480, 3295396), (499, 3169920), (508, 3113760), (520, 3041904), (624, 2534920), (635, 2491008), (640, 2471547), (762, 2075840), (780, 2027936), (832, 1901190), (960, 1647698), (998, 1584960), (1016, 1556880), (1040, 1520952), (1248, 1267460), (1270, 1245504), (1497, 1056640), (1524, 1037920), (1560, 1013968), (1651, 958080), (1664, 950595), (1905, 830336), (1920, 823849), (1996, 792480), (2032, 778440), (2080, 760476), (2495, 633984), (2496, 633730), (2540, 622752), (2994, 528320), (3048, 518960), (3120, 506984), (3302, 479040), (3810, 415168), (3992, 396240), (4064, 389220), (4160, 380238), (4953, 319360), (4990, 316992), (4992, 316865), (5080, 311376), (5988, 264160), (6096, 259480), (6240, 253492), (6487, 243840), (6604, 239520), (7485, 211328), (7620, 207584), (7984, 198120), (8128, 194610), (8255, 191616), (8320, 190119), (9906, 159680), (9980, 158496), (10160, 155688), (11976, 132080), (12192, 129740), (12480, 126746), (12974, 121920), (13208, 119760), (14970, 105664), (15240, 103792), (15968, 99060), (16256, 97305), (16510, 95808), (19461, 81280), (19812, 79840), (19960, 79248), (20320, 77844), (23952, 66040), (24384, 64870), (24765, 63872), (24960, 63373), (25948, 60960), (26416, 59880), (29940, 52832), (30480, 51896), (31936, 49530), (32435, 48768), (33020, 47904), (38922, 40640), (39624, 39920)]