81237120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1510

約数の個数: 128

約数和(自身を含む): 268056000

約数和(自身を除く): 186818880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1392, 1459, 1740, 1856, 1920, 2320, 2784, 2918, 3480, 3712, 4377, 4640, 5568, 5836, 6960, 7295, 8754, 9280, 11136, 11672, 13920, 14590, 17508, 18560, 21885, 23344, 27840, 29180, 35016, 42311, 43770, 46688, 55680, 58360, 70032, 84622, 87540, 93376, 116720, 126933, 140064, 169244, 175080, 186752, 211555, 233440, 253866, 280128, 338488, 350160, 423110, 466880, 507732, 560256, 634665, 676976, 700320, 846220, 933760, 1015464, 1269330, 1353952, 1400640, 1692440, 2030928, 2538660, 2707904, 2801280, 3384880, 4061856, 5077320, 5415808, 6769760, 8123712, 10154640, 13539520, 16247424, 20309280, 27079040, 40618560, 81237120]

約数ペア:

[(1, 81237120), (2, 40618560), (3, 27079040), (4, 20309280), (5, 16247424), (6, 13539520), (8, 10154640), (10, 8123712), (12, 6769760), (15, 5415808), (16, 5077320), (20, 4061856), (24, 3384880), (29, 2801280), (30, 2707904), (32, 2538660), (40, 2030928), (48, 1692440), (58, 1400640), (60, 1353952), (64, 1269330), (80, 1015464), (87, 933760), (96, 846220), (116, 700320), (120, 676976), (128, 634665), (145, 560256), (160, 507732), (174, 466880), (192, 423110), (232, 350160), (240, 338488), (290, 280128), (320, 253866), (348, 233440), (384, 211555), (435, 186752), (464, 175080), (480, 169244), (580, 140064), (640, 126933), (696, 116720), (870, 93376), (928, 87540), (960, 84622), (1160, 70032), (1392, 58360), (1459, 55680), (1740, 46688), (1856, 43770), (1920, 42311), (2320, 35016), (2784, 29180), (2918, 27840), (3480, 23344), (3712, 21885), (4377, 18560), (4640, 17508), (5568, 14590), (5836, 13920), (6960, 11672), (7295, 11136), (8754, 9280)]