1688618880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7517}}^1$

素因数の和:7558

約数の個数: 256

約数和(自身を含む): 6441422400

約数和(自身を除く): 4752803520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 7020, 7488, 7517, 8320, 8640, 9360, 11232, 12480, 14040, 14976, 15034, 17280, 18720, 22464, 22551, 24960, 28080, 30068, 37440, 37585, 44928, 45102, 56160, 60136, 67653, 74880, 75170, 90204, 97721, 112320, 112755, 120272, 135306, 150340, 180408, 195442, 202959, 224640, 225510, 240544, 270612, 293163, 300680, 338265, 360816, 390884, 405918, 451020, 481088, 488605, 541224, 586326, 601360, 676530, 721632, 781768, 811836, 879489, 902040, 962176, 977210, 1014795, 1082448, 1172652, 1202720, 1353060, 1443264, 1465815, 1563536, 1623672, 1758978, 1804080, 1954420, 2029590, 2164896, 2345304, 2405440, 2638467, 2706120, 2886528, 2931630, 3127072, 3247344, 3517956, 3608160, 3908840, 4059180, 4329792, 4397445, 4690608, 4810880, 5276934, 5412240, 5863260, 6254144, 6494688, 7035912, 7216320, 7817680, 8118360, 8659584, 8794890, 9381216, 10553868, 10824480, 11726520, 12508288, 12989376, 13192335, 14071824, 14432640, 15635360, 16236720, 17589780, 18762432, 21107736, 21648960, 23453040, 25978752, 26384670, 28143648, 31270720, 32473440, 35179560, 37524864, 42215472, 43297920, 46906080, 52769340, 56287296, 62541440, 64946880, 70359120, 84430944, 93812160, 105538680, 112574592, 129893760, 140718240, 168861888, 187624320, 211077360, 281436480, 337723776, 422154720, 562872960, 844309440, 1688618880]

約数ペア:

[(1, 1688618880), (2, 844309440), (3, 562872960), (4, 422154720), (5, 337723776), (6, 281436480), (8, 211077360), (9, 187624320), (10, 168861888), (12, 140718240), (13, 129893760), (15, 112574592), (16, 105538680), (18, 93812160), (20, 84430944), (24, 70359120), (26, 64946880), (27, 62541440), (30, 56287296), (32, 52769340), (36, 46906080), (39, 43297920), (40, 42215472), (45, 37524864), (48, 35179560), (52, 32473440), (54, 31270720), (60, 28143648), (64, 26384670), (65, 25978752), (72, 23453040), (78, 21648960), (80, 21107736), (90, 18762432), (96, 17589780), (104, 16236720), (108, 15635360), (117, 14432640), (120, 14071824), (128, 13192335), (130, 12989376), (135, 12508288), (144, 11726520), (156, 10824480), (160, 10553868), (180, 9381216), (192, 8794890), (195, 8659584), (208, 8118360), (216, 7817680), (234, 7216320), (240, 7035912), (260, 6494688), (270, 6254144), (288, 5863260), (312, 5412240), (320, 5276934), (351, 4810880), (360, 4690608), (384, 4397445), (390, 4329792), (416, 4059180), (432, 3908840), (468, 3608160), (480, 3517956), (520, 3247344), (540, 3127072), (576, 2931630), (585, 2886528), (624, 2706120), (640, 2638467), (702, 2405440), (720, 2345304), (780, 2164896), (832, 2029590), (864, 1954420), (936, 1804080), (960, 1758978), (1040, 1623672), (1080, 1563536), (1152, 1465815), (1170, 1443264), (1248, 1353060), (1404, 1202720), (1440, 1172652), (1560, 1082448), (1664, 1014795), (1728, 977210), (1755, 962176), (1872, 902040), (1920, 879489), (2080, 811836), (2160, 781768), (2340, 721632), (2496, 676530), (2808, 601360), (2880, 586326), (3120, 541224), (3456, 488605), (3510, 481088), (3744, 451020), (4160, 405918), (4320, 390884), (4680, 360816), (4992, 338265), (5616, 300680), (5760, 293163), (6240, 270612), (7020, 240544), (7488, 225510), (7517, 224640), (8320, 202959), (8640, 195442), (9360, 180408), (11232, 150340), (12480, 135306), (14040, 120272), (14976, 112755), (15034, 112320), (17280, 97721), (18720, 90204), (22464, 75170), (22551, 74880), (24960, 67653), (28080, 60136), (30068, 56160), (37440, 45102), (37585, 44928)]