247990080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 224

約数和(自身を含む): 876653568

約数和(自身を除く): 628663488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 641, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1282, 1488, 1560, 1612, 1860, 1923, 1984, 2015, 2080, 2418, 2480, 2496, 2564, 2976, 3120, 3205, 3224, 3720, 3846, 4030, 4160, 4836, 4960, 5128, 5952, 6045, 6240, 6410, 6448, 7440, 7692, 8060, 8333, 9615, 9672, 9920, 10256, 12090, 12480, 12820, 12896, 14880, 15384, 16120, 16666, 19230, 19344, 19871, 20512, 24180, 24999, 25640, 25792, 29760, 30768, 32240, 33332, 38460, 38688, 39742, 41024, 41665, 48360, 49998, 51280, 59613, 61536, 64480, 66664, 76920, 77376, 79484, 83330, 96720, 99355, 99996, 102560, 119226, 123072, 124995, 128960, 133328, 153840, 158968, 166660, 193440, 198710, 199992, 205120, 238452, 249990, 258323, 266656, 298065, 307680, 317936, 333320, 386880, 397420, 399984, 476904, 499980, 516646, 533312, 596130, 615360, 635872, 666640, 774969, 794840, 799968, 953808, 999960, 1033292, 1192260, 1271744, 1291615, 1333280, 1549938, 1589680, 1599936, 1907616, 1999920, 2066584, 2384520, 2583230, 2666560, 3099876, 3179360, 3815232, 3874845, 3999840, 4133168, 4769040, 5166460, 6199752, 6358720, 7749690, 7999680, 8266336, 9538080, 10332920, 12399504, 15499380, 16532672, 19076160, 20665840, 24799008, 30998760, 41331680, 49598016, 61997520, 82663360, 123995040, 247990080]

約数ペア:

[(1, 247990080), (2, 123995040), (3, 82663360), (4, 61997520), (5, 49598016), (6, 41331680), (8, 30998760), (10, 24799008), (12, 20665840), (13, 19076160), (15, 16532672), (16, 15499380), (20, 12399504), (24, 10332920), (26, 9538080), (30, 8266336), (31, 7999680), (32, 7749690), (39, 6358720), (40, 6199752), (48, 5166460), (52, 4769040), (60, 4133168), (62, 3999840), (64, 3874845), (65, 3815232), (78, 3179360), (80, 3099876), (93, 2666560), (96, 2583230), (104, 2384520), (120, 2066584), (124, 1999920), (130, 1907616), (155, 1599936), (156, 1589680), (160, 1549938), (186, 1333280), (192, 1291615), (195, 1271744), (208, 1192260), (240, 1033292), (248, 999960), (260, 953808), (310, 799968), (312, 794840), (320, 774969), (372, 666640), (390, 635872), (403, 615360), (416, 596130), (465, 533312), (480, 516646), (496, 499980), (520, 476904), (620, 399984), (624, 397420), (641, 386880), (744, 333320), (780, 317936), (806, 307680), (832, 298065), (930, 266656), (960, 258323), (992, 249990), (1040, 238452), (1209, 205120), (1240, 199992), (1248, 198710), (1282, 193440), (1488, 166660), (1560, 158968), (1612, 153840), (1860, 133328), (1923, 128960), (1984, 124995), (2015, 123072), (2080, 119226), (2418, 102560), (2480, 99996), (2496, 99355), (2564, 96720), (2976, 83330), (3120, 79484), (3205, 77376), (3224, 76920), (3720, 66664), (3846, 64480), (4030, 61536), (4160, 59613), (4836, 51280), (4960, 49998), (5128, 48360), (5952, 41665), (6045, 41024), (6240, 39742), (6410, 38688), (6448, 38460), (7440, 33332), (7692, 32240), (8060, 30768), (8333, 29760), (9615, 25792), (9672, 25640), (9920, 24999), (10256, 24180), (12090, 20512), (12480, 19871), (12820, 19344), (12896, 19230), (14880, 16666), (15384, 16120)]