About the Number

2155305456

2155305455 ← → 2155305457

2進数表記:10000000011101110101100111110000

漢数字表記:二十一億五千五百三十万五千四百五十六

素因数分解:

2 4 × 3 3 × 4989133 1

素因数の和:4989150
約数の個数: 40
約数和(自身を含む): 6186526160
約数和(自身を除く): 4031220704

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 4989133, 9978266, 14967399, 19956532, 29934798, 39913064, 44902197, 59869596, 79826128, 89804394, 119739192, 134706591, 179608788, 239478384, 269413182, 359217576, 538826364, 718435152, 1077652728, 2155305456]

約数ペア:
[(1, 2155305456), (2, 1077652728), (3, 718435152), (4, 538826364), (6, 359217576), (8, 269413182), (9, 239478384), (12, 179608788), (16, 134706591), (18, 119739192), (24, 89804394), (27, 79826128), (36, 59869596), (48, 44902197), (54, 39913064), (72, 29934798), (108, 19956532), (144, 14967399), (216, 9978266), (432, 4989133)]

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