About the Number

1681237488

1681237487 ← → 1681237489

2進数表記:1100100001101011010010111110000

漢数字表記:十六億八千百二十三万七千四百八十八

素因数分解:

2 4 × 3 1 × 7 1 × 1171 1 × 4273 1

素因数の和:5462
約数の個数: 80
約数和(自身を含む): 4969054976
約数和(自身を除く): 3287817488

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1171, 2342, 3513, 4273, 4684, 7026, 8197, 8546, 9368, 12819, 14052, 16394, 17092, 18736, 24591, 25638, 28104, 29911, 32788, 34184, 49182, 51276, 56208, 59822, 65576, 68368, 89733, 98364, 102552, 119644, 131152, 179466, 196728, 205104, 239288, 358932, 393456, 478576, 717864, 1435728, 5003683, 10007366, 15011049, 20014732, 30022098, 35025781, 40029464, 60044196, 70051562, 80058928, 105077343, 120088392, 140103124, 210154686, 240176784, 280206248, 420309372, 560412496, 840618744, 1681237488]

約数ペア:
[(1, 1681237488), (2, 840618744), (3, 560412496), (4, 420309372), (6, 280206248), (7, 240176784), (8, 210154686), (12, 140103124), (14, 120088392), (16, 105077343), (21, 80058928), (24, 70051562), (28, 60044196), (42, 40029464), (48, 35025781), (56, 30022098), (84, 20014732), (112, 15011049), (168, 10007366), (336, 5003683), (1171, 1435728), (2342, 717864), (3513, 478576), (4273, 393456), (4684, 358932), (7026, 239288), (8197, 205104), (8546, 196728), (9368, 179466), (12819, 131152), (14052, 119644), (16394, 102552), (17092, 98364), (18736, 89733), (24591, 68368), (25638, 65576), (28104, 59822), (29911, 56208), (32788, 51276), (34184, 49182)]

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