20960493120

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{115523}}^1$

素因数の和:115559

約数の個数: 280

約数和(自身を含む): 85212350784

約数和(自身を除く): 64251857664

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, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3780, 4032, 4320, 4536, 5040, 5184, 5670, 6048, 6480, 6720, 7560, 8640, 9072, 10080, 11340, 12096, 12960, 15120, 18144, 20160, 22680, 25920, 30240, 36288, 45360, 60480, 90720, 115523, 181440, 231046, 346569, 462092, 577615, 693138, 808661, 924184, 1039707, 1155230, 1386276, 1617322, 1732845, 1848368, 2079414, 2310460, 2425983, 2772552, 3119121, 3234644, 3465690, 3696736, 4043305, 4158828, 4620920, 4851966, 5198535, 5545104, 6238242, 6469288, 6931380, 7277949, 7393472, 8086610, 8317656, 9241840, 9357363, 9703932, 10397070, 11090208, 12129915, 12476484, 12938576, 13862760, 14555898, 15595605, 16173220, 16635312, 18483680, 18714726, 19407864, 20794140, 21833847, 22180416, 24259830, 24952968, 25877152, 27725520, 29111796, 31191210, 32346440, 33270624, 36389745, 36967360, 37429452, 38815728, 41588280, 43667694, 46786815, 48519660, 49905936, 51754304, 55451040, 58223592, 62382420, 64692880, 65501541, 66541248, 72779490, 74858904, 77631456, 83176560, 87335388, 93573630, 97039320, 99811872, 109169235, 110902080, 116447184, 124764840, 129385760, 131003082, 145558980, 149717808, 155262912, 166353120, 174670776, 187147260, 194078640, 199623744, 218338470, 232894368, 249529680, 258771520, 262006164, 291117960, 299435616, 327507705, 332706240, 349341552, 374294520, 388157280, 436676940, 465788736, 499059360, 524012328, 582235920, 598871232, 655015410, 698683104, 748589040, 776314560, 873353880, 998118720, 1048024656, 1164471840, 1310030820, 1397366208, 1497178080, 1746707760, 2096049312, 2328943680, 2620061640, 2994356160, 3493415520, 4192098624, 5240123280, 6986831040, 10480246560, 20960493120]

約数ペア:

[(1, 20960493120), (2, 10480246560), (3, 6986831040), (4, 5240123280), (5, 4192098624), (6, 3493415520), (7, 2994356160), (8, 2620061640), (9, 2328943680), (10, 2096049312), (12, 1746707760), (14, 1497178080), (15, 1397366208), (16, 1310030820), (18, 1164471840), (20, 1048024656), (21, 998118720), (24, 873353880), (27, 776314560), (28, 748589040), (30, 698683104), (32, 655015410), (35, 598871232), (36, 582235920), (40, 524012328), (42, 499059360), (45, 465788736), (48, 436676940), (54, 388157280), (56, 374294520), (60, 349341552), (63, 332706240), (64, 327507705), (70, 299435616), (72, 291117960), (80, 262006164), (81, 258771520), (84, 249529680), (90, 232894368), (96, 218338470), (105, 199623744), (108, 194078640), (112, 187147260), (120, 174670776), (126, 166353120), (135, 155262912), (140, 149717808), (144, 145558980), (160, 131003082), (162, 129385760), (168, 124764840), (180, 116447184), (189, 110902080), (192, 109169235), (210, 99811872), (216, 97039320), (224, 93573630), (240, 87335388), (252, 83176560), (270, 77631456), (280, 74858904), (288, 72779490), (315, 66541248), (320, 65501541), (324, 64692880), (336, 62382420), (360, 58223592), (378, 55451040), (405, 51754304), (420, 49905936), (432, 48519660), (448, 46786815), (480, 43667694), (504, 41588280), (540, 38815728), (560, 37429452), (567, 36967360), (576, 36389745), (630, 33270624), (648, 32346440), (672, 31191210), (720, 29111796), (756, 27725520), (810, 25877152), (840, 24952968), (864, 24259830), (945, 22180416), (960, 21833847), (1008, 20794140), (1080, 19407864), (1120, 18714726), (1134, 18483680), (1260, 16635312), (1296, 16173220), (1344, 15595605), (1440, 14555898), (1512, 13862760), (1620, 12938576), (1680, 12476484), (1728, 12129915), (1890, 11090208), (2016, 10397070), (2160, 9703932), (2240, 9357363), (2268, 9241840), (2520, 8317656), (2592, 8086610), (2835, 7393472), (2880, 7277949), (3024, 6931380), (3240, 6469288), (3360, 6238242), (3780, 5545104), (4032, 5198535), (4320, 4851966), (4536, 4620920), (5040, 4158828), (5184, 4043305), (5670, 3696736), (6048, 3465690), (6480, 3234644), (6720, 3119121), (7560, 2772552), (8640, 2425983), (9072, 2310460), (10080, 2079414), (11340, 1848368), (12096, 1732845), (12960, 1617322), (15120, 1386276), (18144, 1155230), (20160, 1039707), (22680, 924184), (25920, 808661), (30240, 693138), (36288, 577615), (45360, 462092), (60480, 346569), (90720, 231046), (115523, 181440)]