About the Number

42800280

42800279 ← → 42800281

2進数表記:10100011010001010010011000

漢数字表記:四千二百八十万二百八十

素因数分解:

2 3 × 3 1 × 5 1 × 97 1 × 3677 1

素因数の和:3788
約数の個数: 64
約数和(自身を含む): 129759840
約数和(自身を除く): 86959560

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3677, 3880, 5820, 7354, 11031, 11640, 14708, 18385, 22062, 29416, 36770, 44124, 55155, 73540, 88248, 110310, 147080, 220620, 356669, 441240, 713338, 1070007, 1426676, 1783345, 2140014, 2853352, 3566690, 4280028, 5350035, 7133380, 8560056, 10700070, 14266760, 21400140, 42800280]

約数ペア:
[(1, 42800280), (2, 21400140), (3, 14266760), (4, 10700070), (5, 8560056), (6, 7133380), (8, 5350035), (10, 4280028), (12, 3566690), (15, 2853352), (20, 2140014), (24, 1783345), (30, 1426676), (40, 1070007), (60, 713338), (97, 441240), (120, 356669), (194, 220620), (291, 147080), (388, 110310), (485, 88248), (582, 73540), (776, 55155), (970, 44124), (1164, 36770), (1455, 29416), (1940, 22062), (2328, 18385), (2910, 14708), (3677, 11640), (3880, 11031), (5820, 7354)]

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