649948320

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{21493}}^1$

素因数の和:21524

約数の個数: 192

約数和(自身を含む): 2599914240

約数和(自身を除く): 1949965920

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, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 21493, 30240, 42986, 64479, 85972, 107465, 128958, 150451, 171944, 193437, 214930, 257916, 300902, 322395, 343888, 386874, 429860, 451353, 515832, 580311, 601804, 644790, 687776, 752255, 773748, 859720, 902706, 967185, 1031664, 1160622, 1203608, 1289580, 1354059, 1504510, 1547496, 1719440, 1805412, 1934370, 2063328, 2256765, 2321244, 2407216, 2579160, 2708118, 2901555, 3009020, 3094992, 3438880, 3610824, 3868740, 4062177, 4513530, 4642488, 4814432, 5158320, 5416236, 5803110, 6018040, 6189984, 6770295, 7221648, 7737480, 8124354, 9027060, 9284976, 10316640, 10832472, 11606220, 12036080, 13540590, 14443296, 15474960, 16248708, 18054120, 18569952, 20310885, 21664944, 23212440, 24072160, 27081180, 30949920, 32497416, 36108240, 40621770, 43329888, 46424880, 54162360, 64994832, 72216480, 81243540, 92849760, 108324720, 129989664, 162487080, 216649440, 324974160, 649948320]

約数ペア:

[(1, 649948320), (2, 324974160), (3, 216649440), (4, 162487080), (5, 129989664), (6, 108324720), (7, 92849760), (8, 81243540), (9, 72216480), (10, 64994832), (12, 54162360), (14, 46424880), (15, 43329888), (16, 40621770), (18, 36108240), (20, 32497416), (21, 30949920), (24, 27081180), (27, 24072160), (28, 23212440), (30, 21664944), (32, 20310885), (35, 18569952), (36, 18054120), (40, 16248708), (42, 15474960), (45, 14443296), (48, 13540590), (54, 12036080), (56, 11606220), (60, 10832472), (63, 10316640), (70, 9284976), (72, 9027060), (80, 8124354), (84, 7737480), (90, 7221648), (96, 6770295), (105, 6189984), (108, 6018040), (112, 5803110), (120, 5416236), (126, 5158320), (135, 4814432), (140, 4642488), (144, 4513530), (160, 4062177), (168, 3868740), (180, 3610824), (189, 3438880), (210, 3094992), (216, 3009020), (224, 2901555), (240, 2708118), (252, 2579160), (270, 2407216), (280, 2321244), (288, 2256765), (315, 2063328), (336, 1934370), (360, 1805412), (378, 1719440), (420, 1547496), (432, 1504510), (480, 1354059), (504, 1289580), (540, 1203608), (560, 1160622), (630, 1031664), (672, 967185), (720, 902706), (756, 859720), (840, 773748), (864, 752255), (945, 687776), (1008, 644790), (1080, 601804), (1120, 580311), (1260, 515832), (1440, 451353), (1512, 429860), (1680, 386874), (1890, 343888), (2016, 322395), (2160, 300902), (2520, 257916), (3024, 214930), (3360, 193437), (3780, 171944), (4320, 150451), (5040, 128958), (6048, 107465), (7560, 85972), (10080, 64479), (15120, 42986), (21493, 30240)]