217230720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2309}}^1$

素因数の和:2345

約数の個数: 192

約数和(自身を含む): 805820400

約数和(自身を除く): 588589680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2309, 2352, 2688, 2940, 3136, 3360, 3920, 4480, 4618, 4704, 5880, 6272, 6720, 6927, 7840, 9236, 9408, 11545, 11760, 13440, 13854, 15680, 16163, 18472, 18816, 23090, 23520, 27708, 31360, 32326, 34635, 36944, 46180, 47040, 48489, 55416, 64652, 69270, 73888, 80815, 92360, 94080, 96978, 110832, 113141, 129304, 138540, 147776, 161630, 184720, 193956, 221664, 226282, 242445, 258608, 277080, 295552, 323260, 339423, 369440, 387912, 443328, 452564, 484890, 517216, 554160, 565705, 646520, 678846, 738880, 775824, 886656, 905128, 969780, 1034432, 1108320, 1131410, 1293040, 1357692, 1477760, 1551648, 1697115, 1810256, 1939560, 2068864, 2216640, 2262820, 2586080, 2715384, 3103296, 3394230, 3620512, 3879120, 4433280, 4525640, 5172160, 5430768, 6206592, 6788460, 7241024, 7758240, 9051280, 10344320, 10861536, 13576920, 14482048, 15516480, 18102560, 21723072, 27153840, 31032960, 36205120, 43446144, 54307680, 72410240, 108615360, 217230720]

約数ペア:

[(1, 217230720), (2, 108615360), (3, 72410240), (4, 54307680), (5, 43446144), (6, 36205120), (7, 31032960), (8, 27153840), (10, 21723072), (12, 18102560), (14, 15516480), (15, 14482048), (16, 13576920), (20, 10861536), (21, 10344320), (24, 9051280), (28, 7758240), (30, 7241024), (32, 6788460), (35, 6206592), (40, 5430768), (42, 5172160), (48, 4525640), (49, 4433280), (56, 3879120), (60, 3620512), (64, 3394230), (70, 3103296), (80, 2715384), (84, 2586080), (96, 2262820), (98, 2216640), (105, 2068864), (112, 1939560), (120, 1810256), (128, 1697115), (140, 1551648), (147, 1477760), (160, 1357692), (168, 1293040), (192, 1131410), (196, 1108320), (210, 1034432), (224, 969780), (240, 905128), (245, 886656), (280, 775824), (294, 738880), (320, 678846), (336, 646520), (384, 565705), (392, 554160), (420, 517216), (448, 484890), (480, 452564), (490, 443328), (560, 387912), (588, 369440), (640, 339423), (672, 323260), (735, 295552), (784, 277080), (840, 258608), (896, 242445), (960, 226282), (980, 221664), (1120, 193956), (1176, 184720), (1344, 161630), (1470, 147776), (1568, 138540), (1680, 129304), (1920, 113141), (1960, 110832), (2240, 96978), (2309, 94080), (2352, 92360), (2688, 80815), (2940, 73888), (3136, 69270), (3360, 64652), (3920, 55416), (4480, 48489), (4618, 47040), (4704, 46180), (5880, 36944), (6272, 34635), (6720, 32326), (6927, 31360), (7840, 27708), (9236, 23520), (9408, 23090), (11545, 18816), (11760, 18472), (13440, 16163), (13854, 15680)]