168678720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2822

約数の個数: 224

約数和(自身を含む): 680313600

約数和(自身を除く): 511634880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2789, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 5578, 6048, 6720, 7560, 8367, 8640, 10080, 11156, 12096, 13945, 15120, 16734, 19523, 20160, 22312, 25101, 27890, 30240, 33468, 39046, 41835, 44624, 50202, 55780, 58569, 60480, 66936, 75303, 78092, 83670, 89248, 97615, 100404, 111560, 117138, 125505, 133872, 150606, 156184, 167340, 175707, 178496, 195230, 200808, 223120, 234276, 251010, 267744, 292845, 301212, 312368, 334680, 351414, 376515, 390460, 401616, 446240, 468552, 502020, 527121, 535488, 585690, 602424, 624736, 669360, 702828, 753030, 780920, 803232, 878535, 892480, 937104, 1004040, 1054242, 1171380, 1204848, 1249472, 1338720, 1405656, 1506060, 1561840, 1606464, 1757070, 1874208, 2008080, 2108484, 2342760, 2409696, 2635605, 2677440, 2811312, 3012120, 3123680, 3514140, 3748416, 4016160, 4216968, 4685520, 4819392, 5271210, 5622624, 6024240, 6247360, 7028280, 8032320, 8433936, 9371040, 10542420, 11245248, 12048480, 14056560, 16867872, 18742080, 21084840, 24096960, 28113120, 33735744, 42169680, 56226240, 84339360, 168678720]

約数ペア:

[(1, 168678720), (2, 84339360), (3, 56226240), (4, 42169680), (5, 33735744), (6, 28113120), (7, 24096960), (8, 21084840), (9, 18742080), (10, 16867872), (12, 14056560), (14, 12048480), (15, 11245248), (16, 10542420), (18, 9371040), (20, 8433936), (21, 8032320), (24, 7028280), (27, 6247360), (28, 6024240), (30, 5622624), (32, 5271210), (35, 4819392), (36, 4685520), (40, 4216968), (42, 4016160), (45, 3748416), (48, 3514140), (54, 3123680), (56, 3012120), (60, 2811312), (63, 2677440), (64, 2635605), (70, 2409696), (72, 2342760), (80, 2108484), (84, 2008080), (90, 1874208), (96, 1757070), (105, 1606464), (108, 1561840), (112, 1506060), (120, 1405656), (126, 1338720), (135, 1249472), (140, 1204848), (144, 1171380), (160, 1054242), (168, 1004040), (180, 937104), (189, 892480), (192, 878535), (210, 803232), (216, 780920), (224, 753030), (240, 702828), (252, 669360), (270, 624736), (280, 602424), (288, 585690), (315, 535488), (320, 527121), (336, 502020), (360, 468552), (378, 446240), (420, 401616), (432, 390460), (448, 376515), (480, 351414), (504, 334680), (540, 312368), (560, 301212), (576, 292845), (630, 267744), (672, 251010), (720, 234276), (756, 223120), (840, 200808), (864, 195230), (945, 178496), (960, 175707), (1008, 167340), (1080, 156184), (1120, 150606), (1260, 133872), (1344, 125505), (1440, 117138), (1512, 111560), (1680, 100404), (1728, 97615), (1890, 89248), (2016, 83670), (2160, 78092), (2240, 75303), (2520, 66936), (2789, 60480), (2880, 58569), (3024, 55780), (3360, 50202), (3780, 44624), (4032, 41835), (4320, 39046), (5040, 33468), (5578, 30240), (6048, 27890), (6720, 25101), (7560, 22312), (8367, 20160), (8640, 19523), (10080, 16734), (11156, 15120), (12096, 13945)]