215231040

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:914

約数の個数: 224

約数和(自身を含む): 786384000

約数和(自身を除く): 571152960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 432, 435, 464, 480, 522, 540, 576, 580, 696, 720, 783, 859, 864, 870, 928, 960, 1044, 1080, 1160, 1305, 1392, 1440, 1566, 1718, 1728, 1740, 1856, 2088, 2160, 2320, 2577, 2610, 2784, 2880, 3132, 3436, 3480, 3915, 4176, 4295, 4320, 4640, 5154, 5220, 5568, 6264, 6872, 6960, 7731, 7830, 8352, 8590, 8640, 9280, 10308, 10440, 12528, 12885, 13744, 13920, 15462, 15660, 16704, 17180, 20616, 20880, 23193, 24911, 25056, 25770, 27488, 27840, 30924, 31320, 34360, 38655, 41232, 41760, 46386, 49822, 50112, 51540, 54976, 61848, 62640, 68720, 74733, 77310, 82464, 83520, 92772, 99644, 103080, 115965, 123696, 124555, 125280, 137440, 149466, 154620, 164928, 185544, 199288, 206160, 224199, 231930, 247392, 249110, 250560, 274880, 298932, 309240, 371088, 373665, 398576, 412320, 448398, 463860, 494784, 498220, 597864, 618480, 672597, 742176, 747330, 797152, 824640, 896796, 927720, 996440, 1120995, 1195728, 1236960, 1345194, 1484352, 1494660, 1594304, 1793592, 1855440, 1992880, 2241990, 2391456, 2473920, 2690388, 2989320, 3362985, 3587184, 3710880, 3985760, 4483980, 4782912, 5380776, 5978640, 6725970, 7174368, 7421760, 7971520, 8967960, 10761552, 11957280, 13451940, 14348736, 17935920, 21523104, 23914560, 26903880, 35871840, 43046208, 53807760, 71743680, 107615520, 215231040]

約数ペア:

[(1, 215231040), (2, 107615520), (3, 71743680), (4, 53807760), (5, 43046208), (6, 35871840), (8, 26903880), (9, 23914560), (10, 21523104), (12, 17935920), (15, 14348736), (16, 13451940), (18, 11957280), (20, 10761552), (24, 8967960), (27, 7971520), (29, 7421760), (30, 7174368), (32, 6725970), (36, 5978640), (40, 5380776), (45, 4782912), (48, 4483980), (54, 3985760), (58, 3710880), (60, 3587184), (64, 3362985), (72, 2989320), (80, 2690388), (87, 2473920), (90, 2391456), (96, 2241990), (108, 1992880), (116, 1855440), (120, 1793592), (135, 1594304), (144, 1494660), (145, 1484352), (160, 1345194), (174, 1236960), (180, 1195728), (192, 1120995), (216, 996440), (232, 927720), (240, 896796), (261, 824640), (270, 797152), (288, 747330), (290, 742176), (320, 672597), (348, 618480), (360, 597864), (432, 498220), (435, 494784), (464, 463860), (480, 448398), (522, 412320), (540, 398576), (576, 373665), (580, 371088), (696, 309240), (720, 298932), (783, 274880), (859, 250560), (864, 249110), (870, 247392), (928, 231930), (960, 224199), (1044, 206160), (1080, 199288), (1160, 185544), (1305, 164928), (1392, 154620), (1440, 149466), (1566, 137440), (1718, 125280), (1728, 124555), (1740, 123696), (1856, 115965), (2088, 103080), (2160, 99644), (2320, 92772), (2577, 83520), (2610, 82464), (2784, 77310), (2880, 74733), (3132, 68720), (3436, 62640), (3480, 61848), (3915, 54976), (4176, 51540), (4295, 50112), (4320, 49822), (4640, 46386), (5154, 41760), (5220, 41232), (5568, 38655), (6264, 34360), (6872, 31320), (6960, 30924), (7731, 27840), (7830, 27488), (8352, 25770), (8590, 25056), (8640, 24911), (9280, 23193), (10308, 20880), (10440, 20616), (12528, 17180), (12885, 16704), (13744, 15660), (13920, 15462)]