About the Number

2990408640

2990408639 ← → 2990408641

2進数表記:10110010001111100000001111000000

漢数字表記:二十九億九千四十万八千六百四十

素因数分解:

2 6 × 3 1 × 5 1 × 3115009 1

素因数の和:3115029
約数の個数: 56
約数和(自身を含む): 9494550480
約数和(自身を除く): 6504141840

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 3115009, 6230018, 9345027, 12460036, 15575045, 18690054, 24920072, 31150090, 37380108, 46725135, 49840144, 62300180, 74760216, 93450270, 99680288, 124600360, 149520432, 186900540, 199360576, 249200720, 299040864, 373801080, 498401440, 598081728, 747602160, 996802880, 1495204320, 2990408640]

約数ペア:
[(1, 2990408640), (2, 1495204320), (3, 996802880), (4, 747602160), (5, 598081728), (6, 498401440), (8, 373801080), (10, 299040864), (12, 249200720), (15, 199360576), (16, 186900540), (20, 149520432), (24, 124600360), (30, 99680288), (32, 93450270), (40, 74760216), (48, 62300180), (60, 49840144), (64, 46725135), (80, 37380108), (96, 31150090), (120, 24920072), (160, 18690054), (192, 15575045), (240, 12460036), (320, 9345027), (480, 6230018), (960, 3115009)]

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