253018080

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2823

約数の個数: 240

約数和(自身を含む): 1020872160

約数和(自身を除く): 767854080

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, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2789, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5578, 5670, 6048, 6480, 7560, 8367, 9072, 10080, 11156, 11340, 12960, 13945, 15120, 16734, 18144, 19523, 22312, 22680, 25101, 27890, 30240, 33468, 39046, 41835, 44624, 45360, 50202, 55780, 58569, 66936, 75303, 78092, 83670, 89248, 90720, 97615, 100404, 111560, 117138, 125505, 133872, 150606, 156184, 167340, 175707, 195230, 200808, 223120, 225909, 234276, 251010, 267744, 292845, 301212, 312368, 334680, 351414, 376515, 390460, 401616, 446240, 451818, 468552, 502020, 527121, 585690, 602424, 624736, 669360, 702828, 753030, 780920, 803232, 878535, 903636, 937104, 1004040, 1054242, 1129545, 1171380, 1204848, 1338720, 1405656, 1506060, 1561840, 1581363, 1757070, 1807272, 1874208, 2008080, 2108484, 2259090, 2342760, 2409696, 2635605, 2811312, 3012120, 3123680, 3162726, 3514140, 3614544, 4016160, 4216968, 4518180, 4685520, 5271210, 5622624, 6024240, 6325452, 7028280, 7229088, 7906815, 8433936, 9036360, 9371040, 10542420, 12048480, 12650904, 14056560, 15813630, 16867872, 18072720, 21084840, 25301808, 28113120, 31627260, 36145440, 42169680, 50603616, 63254520, 84339360, 126509040, 253018080]

約数ペア:

[(1, 253018080), (2, 126509040), (3, 84339360), (4, 63254520), (5, 50603616), (6, 42169680), (7, 36145440), (8, 31627260), (9, 28113120), (10, 25301808), (12, 21084840), (14, 18072720), (15, 16867872), (16, 15813630), (18, 14056560), (20, 12650904), (21, 12048480), (24, 10542420), (27, 9371040), (28, 9036360), (30, 8433936), (32, 7906815), (35, 7229088), (36, 7028280), (40, 6325452), (42, 6024240), (45, 5622624), (48, 5271210), (54, 4685520), (56, 4518180), (60, 4216968), (63, 4016160), (70, 3614544), (72, 3514140), (80, 3162726), (81, 3123680), (84, 3012120), (90, 2811312), (96, 2635605), (105, 2409696), (108, 2342760), (112, 2259090), (120, 2108484), (126, 2008080), (135, 1874208), (140, 1807272), (144, 1757070), (160, 1581363), (162, 1561840), (168, 1506060), (180, 1405656), (189, 1338720), (210, 1204848), (216, 1171380), (224, 1129545), (240, 1054242), (252, 1004040), (270, 937104), (280, 903636), (288, 878535), (315, 803232), (324, 780920), (336, 753030), (360, 702828), (378, 669360), (405, 624736), (420, 602424), (432, 585690), (480, 527121), (504, 502020), (540, 468552), (560, 451818), (567, 446240), (630, 401616), (648, 390460), (672, 376515), (720, 351414), (756, 334680), (810, 312368), (840, 301212), (864, 292845), (945, 267744), (1008, 251010), (1080, 234276), (1120, 225909), (1134, 223120), (1260, 200808), (1296, 195230), (1440, 175707), (1512, 167340), (1620, 156184), (1680, 150606), (1890, 133872), (2016, 125505), (2160, 117138), (2268, 111560), (2520, 100404), (2592, 97615), (2789, 90720), (2835, 89248), (3024, 83670), (3240, 78092), (3360, 75303), (3780, 66936), (4320, 58569), (4536, 55780), (5040, 50202), (5578, 45360), (5670, 44624), (6048, 41835), (6480, 39046), (7560, 33468), (8367, 30240), (9072, 27890), (10080, 25101), (11156, 22680), (11340, 22312), (12960, 19523), (13945, 18144), (15120, 16734)]