About the Number

1291231872

1291231871 ← → 1291231873

2進数表記:1001100111101101010001010000000

漢数字表記:十二億九千百二十三万千八百七十二

素因数分解:

2 7 × 3 2 × 7 1 × 17 1 × 9419 1

素因数の和:9463
約数の個数: 192
約数和(自身を含む): 4496731200
約数和(自身を除く): 3205499328

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 544, 576, 612, 672, 714, 816, 896, 952, 1008, 1071, 1088, 1152, 1224, 1344, 1428, 1632, 1904, 2016, 2142, 2176, 2448, 2688, 2856, 3264, 3808, 4032, 4284, 4896, 5712, 6528, 7616, 8064, 8568, 9419, 9792, 11424, 15232, 17136, 18838, 19584, 22848, 28257, 34272, 37676, 45696, 56514, 65933, 68544, 75352, 84771, 113028, 131866, 137088, 150704, 160123, 169542, 197799, 226056, 263732, 301408, 320246, 339084, 395598, 452112, 480369, 527464, 593397, 602816, 640492, 678168, 791196, 904224, 960738, 1054928, 1120861, 1186794, 1205632, 1280984, 1356336, 1441107, 1582392, 1808448, 1921476, 2109856, 2241722, 2373588, 2561968, 2712672, 2882214, 3164784, 3362583, 3616896, 3842952, 4219712, 4483444, 4747176, 5123936, 5425344, 5764428, 6329568, 6725166, 7685904, 8439424, 8966888, 9494352, 10087749, 10247872, 10850688, 11528856, 12659136, 13450332, 15371808, 17933776, 18988704, 20175498, 20495744, 23057712, 25318272, 26900664, 30743616, 35867552, 37977408, 40350996, 46115424, 53801328, 61487232, 71735104, 75954816, 80701992, 92230848, 107602656, 143470208, 161403984, 184461696, 215205312, 322807968, 430410624, 645615936, 1291231872]

約数ペア:
[(1, 1291231872), (2, 645615936), (3, 430410624), (4, 322807968), (6, 215205312), (7, 184461696), (8, 161403984), (9, 143470208), (12, 107602656), (14, 92230848), (16, 80701992), (17, 75954816), (18, 71735104), (21, 61487232), (24, 53801328), (28, 46115424), (32, 40350996), (34, 37977408), (36, 35867552), (42, 30743616), (48, 26900664), (51, 25318272), (56, 23057712), (63, 20495744), (64, 20175498), (68, 18988704), (72, 17933776), (84, 15371808), (96, 13450332), (102, 12659136), (112, 11528856), (119, 10850688), (126, 10247872), (128, 10087749), (136, 9494352), (144, 8966888), (153, 8439424), (168, 7685904), (192, 6725166), (204, 6329568), (224, 5764428), (238, 5425344), (252, 5123936), (272, 4747176), (288, 4483444), (306, 4219712), (336, 3842952), (357, 3616896), (384, 3362583), (408, 3164784), (448, 2882214), (476, 2712672), (504, 2561968), (544, 2373588), (576, 2241722), (612, 2109856), (672, 1921476), (714, 1808448), (816, 1582392), (896, 1441107), (952, 1356336), (1008, 1280984), (1071, 1205632), (1088, 1186794), (1152, 1120861), (1224, 1054928), (1344, 960738), (1428, 904224), (1632, 791196), (1904, 678168), (2016, 640492), (2142, 602816), (2176, 593397), (2448, 527464), (2688, 480369), (2856, 452112), (3264, 395598), (3808, 339084), (4032, 320246), (4284, 301408), (4896, 263732), (5712, 226056), (6528, 197799), (7616, 169542), (8064, 160123), (8568, 150704), (9419, 137088), (9792, 131866), (11424, 113028), (15232, 84771), (17136, 75352), (18838, 68544), (19584, 65933), (22848, 56514), (28257, 45696), (34272, 37676)]

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