About the Number

208439472

208439471 ← → 208439473

2進数表記:1100011011001000100010110000

漢数字表記:二億八百四十三万九千四百七十二

素因数分解:

2 4 × 3 1 × 29 1 × 137 1 × 1093 1

素因数の和:1270
約数の個数: 80
約数和(自身を含む): 561615840
約数和(自身を除く): 353176368

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 137, 174, 232, 274, 348, 411, 464, 548, 696, 822, 1093, 1096, 1392, 1644, 2186, 2192, 3279, 3288, 3973, 4372, 6558, 6576, 7946, 8744, 11919, 13116, 15892, 17488, 23838, 26232, 31697, 31784, 47676, 52464, 63394, 63568, 95091, 95352, 126788, 149741, 190182, 190704, 253576, 299482, 380364, 449223, 507152, 598964, 760728, 898446, 1197928, 1521456, 1796892, 2395856, 3593784, 4342489, 7187568, 8684978, 13027467, 17369956, 26054934, 34739912, 52109868, 69479824, 104219736, 208439472]

約数ペア:
[(1, 208439472), (2, 104219736), (3, 69479824), (4, 52109868), (6, 34739912), (8, 26054934), (12, 17369956), (16, 13027467), (24, 8684978), (29, 7187568), (48, 4342489), (58, 3593784), (87, 2395856), (116, 1796892), (137, 1521456), (174, 1197928), (232, 898446), (274, 760728), (348, 598964), (411, 507152), (464, 449223), (548, 380364), (696, 299482), (822, 253576), (1093, 190704), (1096, 190182), (1392, 149741), (1644, 126788), (2186, 95352), (2192, 95091), (3279, 63568), (3288, 63394), (3973, 52464), (4372, 47676), (6558, 31784), (6576, 31697), (7946, 26232), (8744, 23838), (11919, 17488), (13116, 15892)]

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