81413568

素因数分解:

$2^6\times 3^2\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:802

約数の個数: 84

約数和(自身を含む): 234653328

約数和(自身を除く): 153239760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 281, 288, 503, 562, 576, 843, 1006, 1124, 1509, 1686, 2012, 2248, 2529, 3018, 3372, 4024, 4496, 4527, 5058, 6036, 6744, 8048, 8992, 9054, 10116, 12072, 13488, 16096, 17984, 18108, 20232, 24144, 26976, 32192, 36216, 40464, 48288, 53952, 72432, 80928, 96576, 141343, 144864, 161856, 282686, 289728, 424029, 565372, 848058, 1130744, 1272087, 1696116, 2261488, 2544174, 3392232, 4522976, 5088348, 6784464, 9045952, 10176696, 13568928, 20353392, 27137856, 40706784, 81413568]

約数ペア:

[(1, 81413568), (2, 40706784), (3, 27137856), (4, 20353392), (6, 13568928), (8, 10176696), (9, 9045952), (12, 6784464), (16, 5088348), (18, 4522976), (24, 3392232), (32, 2544174), (36, 2261488), (48, 1696116), (64, 1272087), (72, 1130744), (96, 848058), (144, 565372), (192, 424029), (281, 289728), (288, 282686), (503, 161856), (562, 144864), (576, 141343), (843, 96576), (1006, 80928), (1124, 72432), (1509, 53952), (1686, 48288), (2012, 40464), (2248, 36216), (2529, 32192), (3018, 26976), (3372, 24144), (4024, 20232), (4496, 18108), (4527, 17984), (5058, 16096), (6036, 13488), (6744, 12072), (8048, 10116), (8992, 9054)]