51947280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1$

素因数の和:974

約数の個数: 240

約数和(自身を含む): 217736064

約数和(自身を除く): 165788784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 937, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1874, 1980, 2310, 2520, 2640, 2772, 2811, 3080, 3465, 3696, 3748, 3960, 4620, 4685, 5040, 5544, 5622, 6160, 6559, 6930, 7496, 7920, 8433, 9240, 9370, 10307, 11088, 11244, 13118, 13860, 14055, 14992, 16866, 18480, 18740, 19677, 20614, 22488, 26236, 27720, 28110, 30921, 32795, 33732, 37480, 39354, 41228, 42165, 44976, 51535, 52472, 55440, 56220, 59031, 61842, 65590, 67464, 72149, 74960, 78708, 82456, 84330, 92763, 98385, 103070, 104944, 112440, 118062, 123684, 131180, 134928, 144298, 154605, 157416, 164912, 168660, 185526, 196770, 206140, 216447, 224880, 236124, 247368, 262360, 288596, 295155, 309210, 314832, 337320, 360745, 371052, 393540, 412280, 432894, 463815, 472248, 494736, 524720, 577192, 590310, 618420, 649341, 674640, 721490, 742104, 787080, 824560, 865788, 927630, 944496, 1082235, 1154384, 1180620, 1236840, 1298682, 1442980, 1484208, 1574160, 1731576, 1855260, 2164470, 2361240, 2473680, 2597364, 2885960, 3246705, 3463152, 3710520, 4328940, 4722480, 5194728, 5771920, 6493410, 7421040, 8657880, 10389456, 12986820, 17315760, 25973640, 51947280]

約数ペア:

[(1, 51947280), (2, 25973640), (3, 17315760), (4, 12986820), (5, 10389456), (6, 8657880), (7, 7421040), (8, 6493410), (9, 5771920), (10, 5194728), (11, 4722480), (12, 4328940), (14, 3710520), (15, 3463152), (16, 3246705), (18, 2885960), (20, 2597364), (21, 2473680), (22, 2361240), (24, 2164470), (28, 1855260), (30, 1731576), (33, 1574160), (35, 1484208), (36, 1442980), (40, 1298682), (42, 1236840), (44, 1180620), (45, 1154384), (48, 1082235), (55, 944496), (56, 927630), (60, 865788), (63, 824560), (66, 787080), (70, 742104), (72, 721490), (77, 674640), (80, 649341), (84, 618420), (88, 590310), (90, 577192), (99, 524720), (105, 494736), (110, 472248), (112, 463815), (120, 432894), (126, 412280), (132, 393540), (140, 371052), (144, 360745), (154, 337320), (165, 314832), (168, 309210), (176, 295155), (180, 288596), (198, 262360), (210, 247368), (220, 236124), (231, 224880), (240, 216447), (252, 206140), (264, 196770), (280, 185526), (308, 168660), (315, 164912), (330, 157416), (336, 154605), (360, 144298), (385, 134928), (396, 131180), (420, 123684), (440, 118062), (462, 112440), (495, 104944), (504, 103070), (528, 98385), (560, 92763), (616, 84330), (630, 82456), (660, 78708), (693, 74960), (720, 72149), (770, 67464), (792, 65590), (840, 61842), (880, 59031), (924, 56220), (937, 55440), (990, 52472), (1008, 51535), (1155, 44976), (1232, 42165), (1260, 41228), (1320, 39354), (1386, 37480), (1540, 33732), (1584, 32795), (1680, 30921), (1848, 28110), (1874, 27720), (1980, 26236), (2310, 22488), (2520, 20614), (2640, 19677), (2772, 18740), (2811, 18480), (3080, 16866), (3465, 14992), (3696, 14055), (3748, 13860), (3960, 13118), (4620, 11244), (4685, 11088), (5040, 10307), (5544, 9370), (5622, 9240), (6160, 8433), (6559, 7920), (6930, 7496)]