27982080

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{347}}^1$

素因数の和:381

約数の個数: 216

約数和(自身を含む): 110964672

約数和(自身を除く): 82982592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 347, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 694, 720, 768, 840, 896, 960, 1008, 1041, 1120, 1152, 1260, 1280, 1344, 1388, 1440, 1680, 1735, 1792, 1920, 2016, 2082, 2240, 2304, 2429, 2520, 2688, 2776, 2880, 3123, 3360, 3470, 3840, 4032, 4164, 4480, 4858, 5040, 5205, 5376, 5552, 5760, 6246, 6720, 6940, 7287, 8064, 8328, 8960, 9716, 10080, 10410, 11104, 11520, 12145, 12492, 13440, 13880, 14574, 15615, 16128, 16656, 19432, 20160, 20820, 21861, 22208, 24290, 24984, 26880, 27760, 29148, 31230, 33312, 36435, 38864, 40320, 41640, 43722, 44416, 48580, 49968, 55520, 58296, 62460, 66624, 72870, 77728, 80640, 83280, 87444, 88832, 97160, 99936, 109305, 111040, 116592, 124920, 133248, 145740, 155456, 166560, 174888, 194320, 199872, 218610, 222080, 233184, 249840, 266496, 291480, 310912, 333120, 349776, 388640, 399744, 437220, 444160, 466368, 499680, 582960, 621824, 666240, 699552, 777280, 799488, 874440, 932736, 999360, 1165920, 1332480, 1399104, 1554560, 1748880, 1865472, 1998720, 2331840, 2798208, 3109120, 3497760, 3997440, 4663680, 5596416, 6995520, 9327360, 13991040, 27982080]

約数ペア:

[(1, 27982080), (2, 13991040), (3, 9327360), (4, 6995520), (5, 5596416), (6, 4663680), (7, 3997440), (8, 3497760), (9, 3109120), (10, 2798208), (12, 2331840), (14, 1998720), (15, 1865472), (16, 1748880), (18, 1554560), (20, 1399104), (21, 1332480), (24, 1165920), (28, 999360), (30, 932736), (32, 874440), (35, 799488), (36, 777280), (40, 699552), (42, 666240), (45, 621824), (48, 582960), (56, 499680), (60, 466368), (63, 444160), (64, 437220), (70, 399744), (72, 388640), (80, 349776), (84, 333120), (90, 310912), (96, 291480), (105, 266496), (112, 249840), (120, 233184), (126, 222080), (128, 218610), (140, 199872), (144, 194320), (160, 174888), (168, 166560), (180, 155456), (192, 145740), (210, 133248), (224, 124920), (240, 116592), (252, 111040), (256, 109305), (280, 99936), (288, 97160), (315, 88832), (320, 87444), (336, 83280), (347, 80640), (360, 77728), (384, 72870), (420, 66624), (448, 62460), (480, 58296), (504, 55520), (560, 49968), (576, 48580), (630, 44416), (640, 43722), (672, 41640), (694, 40320), (720, 38864), (768, 36435), (840, 33312), (896, 31230), (960, 29148), (1008, 27760), (1041, 26880), (1120, 24984), (1152, 24290), (1260, 22208), (1280, 21861), (1344, 20820), (1388, 20160), (1440, 19432), (1680, 16656), (1735, 16128), (1792, 15615), (1920, 14574), (2016, 13880), (2082, 13440), (2240, 12492), (2304, 12145), (2429, 11520), (2520, 11104), (2688, 10410), (2776, 10080), (2880, 9716), (3123, 8960), (3360, 8328), (3470, 8064), (3840, 7287), (4032, 6940), (4164, 6720), (4480, 6246), (4858, 5760), (5040, 5552), (5205, 5376)]