About the Number

1292887008

1292887007 ← → 1292887009

2進数表記:1001101000011111110001111100000

漢数字表記:十二億九千二百八十八万七千八

素因数分解:

2 5 × 3 4 × 7 1 × 71257 1

素因数の和:71286
約数の個数: 120
約数和(自身を含む): 4345597872
約数和(自身を除く): 3052710864

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 71257, 142514, 213771, 285028, 427542, 498799, 570056, 641313, 855084, 997598, 1140112, 1282626, 1496397, 1710168, 1923939, 1995196, 2280224, 2565252, 2992794, 3420336, 3847878, 3990392, 4489191, 5130504, 5771817, 5985588, 6840672, 7695756, 7980784, 8978382, 10261008, 11543634, 11971176, 13467573, 15391512, 15961568, 17956764, 20522016, 23087268, 23942352, 26935146, 30783024, 35913528, 40402719, 46174536, 47884704, 53870292, 61566048, 71827056, 80805438, 92349072, 107740584, 143654112, 161610876, 184698144, 215481168, 323221752, 430962336, 646443504, 1292887008]

約数ペア:
[(1, 1292887008), (2, 646443504), (3, 430962336), (4, 323221752), (6, 215481168), (7, 184698144), (8, 161610876), (9, 143654112), (12, 107740584), (14, 92349072), (16, 80805438), (18, 71827056), (21, 61566048), (24, 53870292), (27, 47884704), (28, 46174536), (32, 40402719), (36, 35913528), (42, 30783024), (48, 26935146), (54, 23942352), (56, 23087268), (63, 20522016), (72, 17956764), (81, 15961568), (84, 15391512), (96, 13467573), (108, 11971176), (112, 11543634), (126, 10261008), (144, 8978382), (162, 7980784), (168, 7695756), (189, 6840672), (216, 5985588), (224, 5771817), (252, 5130504), (288, 4489191), (324, 3990392), (336, 3847878), (378, 3420336), (432, 2992794), (504, 2565252), (567, 2280224), (648, 1995196), (672, 1923939), (756, 1710168), (864, 1496397), (1008, 1282626), (1134, 1140112), (1296, 997598), (1512, 855084), (2016, 641313), (2268, 570056), (2592, 498799), (3024, 427542), (4536, 285028), (6048, 213771), (9072, 142514), (18144, 71257)]

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