About the Number

1689390864

1689390863 ← → 1689390865

2進数表記:1100100101100100000111100010000

漢数字表記:十六億八千九百三十九万八百六十四

素因数分解:

2 4 × 3 3 × 7 1 × 558661 1

素因数の和:558685
約数の個数: 80
約数和(自身を含む): 5541927040
約数和(自身を除く): 3852536176

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 558661, 1117322, 1675983, 2234644, 3351966, 3910627, 4469288, 5027949, 6703932, 7821254, 8938576, 10055898, 11731881, 13407864, 15083847, 15642508, 20111796, 23463762, 26815728, 30167694, 31285016, 35195643, 40223592, 46927524, 60335388, 62570032, 70391286, 80447184, 93855048, 105586929, 120670776, 140782572, 187710096, 211173858, 241341552, 281565144, 422347716, 563130288, 844695432, 1689390864]

約数ペア:
[(1, 1689390864), (2, 844695432), (3, 563130288), (4, 422347716), (6, 281565144), (7, 241341552), (8, 211173858), (9, 187710096), (12, 140782572), (14, 120670776), (16, 105586929), (18, 93855048), (21, 80447184), (24, 70391286), (27, 62570032), (28, 60335388), (36, 46927524), (42, 40223592), (48, 35195643), (54, 31285016), (56, 30167694), (63, 26815728), (72, 23463762), (84, 20111796), (108, 15642508), (112, 15083847), (126, 13407864), (144, 11731881), (168, 10055898), (189, 8938576), (216, 7821254), (252, 6703932), (336, 5027949), (378, 4469288), (432, 3910627), (504, 3351966), (756, 2234644), (1008, 1675983), (1512, 1117322), (3024, 558661)]

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