About the Number

212742912

212742911 ← → 212742913

2進数表記:1100101011100011001100000000

漢数字表記:二億千二百七十四万二千九百十二

素因数分解:

2 8 × 3 1 × 439 1 × 631 1

素因数の和:1089
約数の個数: 72
約数和(自身を含む): 568395520
約数和(自身を除く): 355652608

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 439, 631, 768, 878, 1262, 1317, 1756, 1893, 2524, 2634, 3512, 3786, 5048, 5268, 7024, 7572, 10096, 10536, 14048, 15144, 20192, 21072, 28096, 30288, 40384, 42144, 56192, 60576, 80768, 84288, 112384, 121152, 161536, 168576, 242304, 277009, 337152, 484608, 554018, 831027, 1108036, 1662054, 2216072, 3324108, 4432144, 6648216, 8864288, 13296432, 17728576, 26592864, 35457152, 53185728, 70914304, 106371456, 212742912]

約数ペア:
[(1, 212742912), (2, 106371456), (3, 70914304), (4, 53185728), (6, 35457152), (8, 26592864), (12, 17728576), (16, 13296432), (24, 8864288), (32, 6648216), (48, 4432144), (64, 3324108), (96, 2216072), (128, 1662054), (192, 1108036), (256, 831027), (384, 554018), (439, 484608), (631, 337152), (768, 277009), (878, 242304), (1262, 168576), (1317, 161536), (1756, 121152), (1893, 112384), (2524, 84288), (2634, 80768), (3512, 60576), (3786, 56192), (5048, 42144), (5268, 40384), (7024, 30288), (7572, 28096), (10096, 21072), (10536, 20192), (14048, 15144)]

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