291139920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 200

約数和(自身を含む): 1020872160

約数和(自身を除く): 729732240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 179, 180, 216, 240, 251, 270, 324, 358, 360, 405, 432, 502, 537, 540, 648, 716, 720, 753, 810, 895, 1004, 1074, 1080, 1255, 1296, 1432, 1506, 1611, 1620, 1790, 2008, 2148, 2160, 2259, 2510, 2685, 2864, 3012, 3222, 3240, 3580, 3765, 4016, 4296, 4518, 4833, 5020, 5370, 6024, 6444, 6480, 6777, 7160, 7530, 8055, 8592, 9036, 9666, 10040, 10740, 11295, 12048, 12888, 13554, 14320, 14499, 15060, 16110, 18072, 19332, 20080, 20331, 21480, 22590, 24165, 25776, 27108, 28998, 30120, 32220, 33885, 36144, 38664, 40662, 42960, 44929, 45180, 48330, 54216, 57996, 60240, 64440, 67770, 72495, 77328, 81324, 89858, 90360, 96660, 101655, 108432, 115992, 128880, 134787, 135540, 144990, 162648, 179716, 180720, 193320, 203310, 224645, 231984, 269574, 271080, 289980, 325296, 359432, 386640, 404361, 406620, 449290, 539148, 542160, 579960, 673935, 718864, 808722, 813240, 898580, 1078296, 1159920, 1213083, 1347870, 1617444, 1626480, 1797160, 2021805, 2156592, 2426166, 2695740, 3234888, 3594320, 3639249, 4043610, 4852332, 5391480, 6065415, 6469776, 7278498, 8087220, 9704664, 10782960, 12130830, 14556996, 16174440, 18196245, 19409328, 24261660, 29113992, 32348880, 36392490, 48523320, 58227984, 72784980, 97046640, 145569960, 291139920]

約数ペア:

[(1, 291139920), (2, 145569960), (3, 97046640), (4, 72784980), (5, 58227984), (6, 48523320), (8, 36392490), (9, 32348880), (10, 29113992), (12, 24261660), (15, 19409328), (16, 18196245), (18, 16174440), (20, 14556996), (24, 12130830), (27, 10782960), (30, 9704664), (36, 8087220), (40, 7278498), (45, 6469776), (48, 6065415), (54, 5391480), (60, 4852332), (72, 4043610), (80, 3639249), (81, 3594320), (90, 3234888), (108, 2695740), (120, 2426166), (135, 2156592), (144, 2021805), (162, 1797160), (179, 1626480), (180, 1617444), (216, 1347870), (240, 1213083), (251, 1159920), (270, 1078296), (324, 898580), (358, 813240), (360, 808722), (405, 718864), (432, 673935), (502, 579960), (537, 542160), (540, 539148), (648, 449290), (716, 406620), (720, 404361), (753, 386640), (810, 359432), (895, 325296), (1004, 289980), (1074, 271080), (1080, 269574), (1255, 231984), (1296, 224645), (1432, 203310), (1506, 193320), (1611, 180720), (1620, 179716), (1790, 162648), (2008, 144990), (2148, 135540), (2160, 134787), (2259, 128880), (2510, 115992), (2685, 108432), (2864, 101655), (3012, 96660), (3222, 90360), (3240, 89858), (3580, 81324), (3765, 77328), (4016, 72495), (4296, 67770), (4518, 64440), (4833, 60240), (5020, 57996), (5370, 54216), (6024, 48330), (6444, 45180), (6480, 44929), (6777, 42960), (7160, 40662), (7530, 38664), (8055, 36144), (8592, 33885), (9036, 32220), (9666, 30120), (10040, 28998), (10740, 27108), (11295, 25776), (12048, 24165), (12888, 22590), (13554, 21480), (14320, 20331), (14499, 20080), (15060, 19332), (16110, 18072)]