81994368

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 232560000

約数和(自身を除く): 150565632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 37, 48, 58, 64, 74, 87, 96, 111, 116, 128, 148, 174, 192, 199, 222, 232, 296, 348, 384, 398, 444, 464, 592, 597, 696, 796, 888, 928, 1073, 1184, 1194, 1392, 1592, 1776, 1856, 2146, 2368, 2388, 2784, 3184, 3219, 3552, 3712, 4292, 4736, 4776, 5568, 5771, 6368, 6438, 7104, 7363, 8584, 9552, 11136, 11542, 12736, 12876, 14208, 14726, 17168, 17313, 19104, 22089, 23084, 25472, 25752, 29452, 34336, 34626, 38208, 44178, 46168, 51504, 58904, 68672, 69252, 76416, 88356, 92336, 103008, 117808, 137344, 138504, 176712, 184672, 206016, 213527, 235616, 277008, 353424, 369344, 412032, 427054, 471232, 554016, 640581, 706848, 738688, 854108, 942464, 1108032, 1281162, 1413696, 1708216, 2216064, 2562324, 2827392, 3416432, 5124648, 6832864, 10249296, 13665728, 20498592, 27331456, 40997184, 81994368]

約数ペア:

[(1, 81994368), (2, 40997184), (3, 27331456), (4, 20498592), (6, 13665728), (8, 10249296), (12, 6832864), (16, 5124648), (24, 3416432), (29, 2827392), (32, 2562324), (37, 2216064), (48, 1708216), (58, 1413696), (64, 1281162), (74, 1108032), (87, 942464), (96, 854108), (111, 738688), (116, 706848), (128, 640581), (148, 554016), (174, 471232), (192, 427054), (199, 412032), (222, 369344), (232, 353424), (296, 277008), (348, 235616), (384, 213527), (398, 206016), (444, 184672), (464, 176712), (592, 138504), (597, 137344), (696, 117808), (796, 103008), (888, 92336), (928, 88356), (1073, 76416), (1184, 69252), (1194, 68672), (1392, 58904), (1592, 51504), (1776, 46168), (1856, 44178), (2146, 38208), (2368, 34626), (2388, 34336), (2784, 29452), (3184, 25752), (3219, 25472), (3552, 23084), (3712, 22089), (4292, 19104), (4736, 17313), (4776, 17168), (5568, 14726), (5771, 14208), (6368, 12876), (6438, 12736), (7104, 11542), (7363, 11136), (8584, 9552)]