About the Number

129278448

129278447 ← → 129278449

2進数表記:111101101001010000111110000

漢数字表記:一億二千九百二十七万八千四百四十八

素因数分解:

2 4 × 3 2 × 13 1 × 53 1 × 1303 1

素因数の和:1383
約数の個数: 120
約数和(自身を含む): 397287072
約数和(自身を除く): 268008624

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 72, 78, 104, 106, 117, 144, 156, 159, 208, 212, 234, 312, 318, 424, 468, 477, 624, 636, 689, 848, 936, 954, 1272, 1303, 1378, 1872, 1908, 2067, 2544, 2606, 2756, 3816, 3909, 4134, 5212, 5512, 6201, 7632, 7818, 8268, 10424, 11024, 11727, 12402, 15636, 16536, 16939, 20848, 23454, 24804, 31272, 33072, 33878, 46908, 49608, 50817, 62544, 67756, 69059, 93816, 99216, 101634, 135512, 138118, 152451, 187632, 203268, 207177, 271024, 276236, 304902, 406536, 414354, 552472, 609804, 621531, 813072, 828708, 897767, 1104944, 1219608, 1243062, 1657416, 1795534, 2439216, 2486124, 2693301, 3314832, 3591068, 4972248, 5386602, 7182136, 8079903, 9944496, 10773204, 14364272, 16159806, 21546408, 32319612, 43092816, 64639224, 129278448]

約数ペア:
[(1, 129278448), (2, 64639224), (3, 43092816), (4, 32319612), (6, 21546408), (8, 16159806), (9, 14364272), (12, 10773204), (13, 9944496), (16, 8079903), (18, 7182136), (24, 5386602), (26, 4972248), (36, 3591068), (39, 3314832), (48, 2693301), (52, 2486124), (53, 2439216), (72, 1795534), (78, 1657416), (104, 1243062), (106, 1219608), (117, 1104944), (144, 897767), (156, 828708), (159, 813072), (208, 621531), (212, 609804), (234, 552472), (312, 414354), (318, 406536), (424, 304902), (468, 276236), (477, 271024), (624, 207177), (636, 203268), (689, 187632), (848, 152451), (936, 138118), (954, 135512), (1272, 101634), (1303, 99216), (1378, 93816), (1872, 69059), (1908, 67756), (2067, 62544), (2544, 50817), (2606, 49608), (2756, 46908), (3816, 33878), (3909, 33072), (4134, 31272), (5212, 24804), (5512, 23454), (6201, 20848), (7632, 16939), (7818, 16536), (8268, 15636), (10424, 12402), (11024, 11727)]

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