About the Number

1288050840

1288050839 ← → 1288050841

2進数表記:1001100110001100001100010011000

漢数字表記:十二億八千八百五万八百四十

素因数分解:

2 3 × 3 2 × 5 1 × 113 1 × 31663 1

素因数の和:31793
約数の個数: 96
約数和(自身を含む): 4223344320
約数和(自身を除く): 2935293480

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 113, 120, 180, 226, 339, 360, 452, 565, 678, 904, 1017, 1130, 1356, 1695, 2034, 2260, 2712, 3390, 4068, 4520, 5085, 6780, 8136, 10170, 13560, 20340, 31663, 40680, 63326, 94989, 126652, 158315, 189978, 253304, 284967, 316630, 379956, 474945, 569934, 633260, 759912, 949890, 1139868, 1266520, 1424835, 1899780, 2279736, 2849670, 3577919, 3799560, 5699340, 7155838, 10733757, 11398680, 14311676, 17889595, 21467514, 28623352, 32201271, 35779190, 42935028, 53668785, 64402542, 71558380, 85870056, 107337570, 128805084, 143116760, 161006355, 214675140, 257610168, 322012710, 429350280, 644025420, 1288050840]

約数ペア:
[(1, 1288050840), (2, 644025420), (3, 429350280), (4, 322012710), (5, 257610168), (6, 214675140), (8, 161006355), (9, 143116760), (10, 128805084), (12, 107337570), (15, 85870056), (18, 71558380), (20, 64402542), (24, 53668785), (30, 42935028), (36, 35779190), (40, 32201271), (45, 28623352), (60, 21467514), (72, 17889595), (90, 14311676), (113, 11398680), (120, 10733757), (180, 7155838), (226, 5699340), (339, 3799560), (360, 3577919), (452, 2849670), (565, 2279736), (678, 1899780), (904, 1424835), (1017, 1266520), (1130, 1139868), (1356, 949890), (1695, 759912), (2034, 633260), (2260, 569934), (2712, 474945), (3390, 379956), (4068, 316630), (4520, 284967), (5085, 253304), (6780, 189978), (8136, 158315), (10170, 126652), (13560, 94989), (20340, 63326), (31663, 40680)]

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