About the Number

2391984

2391983 ← → 2391985

2進数表記:1001000111111110110000

漢数字表記:二百三十九万千九百八十四

素因数分解:

2 4 × 3 3 × 7 2 × 113 1

素因数の和:144
約数の個数: 120
約数和(自身を含む): 8057520
約数和(自身を除く): 5665536

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 113, 126, 144, 147, 168, 189, 196, 216, 226, 252, 294, 336, 339, 378, 392, 432, 441, 452, 504, 588, 678, 756, 784, 791, 882, 904, 1008, 1017, 1176, 1323, 1356, 1512, 1582, 1764, 1808, 2034, 2352, 2373, 2646, 2712, 3024, 3051, 3164, 3528, 4068, 4746, 5292, 5424, 5537, 6102, 6328, 7056, 7119, 8136, 9492, 10584, 11074, 12204, 12656, 14238, 16272, 16611, 18984, 21168, 21357, 22148, 24408, 28476, 33222, 37968, 42714, 44296, 48816, 49833, 56952, 66444, 85428, 88592, 99666, 113904, 132888, 149499, 170856, 199332, 265776, 298998, 341712, 398664, 597996, 797328, 1195992, 2391984]

約数ペア:
[(1, 2391984), (2, 1195992), (3, 797328), (4, 597996), (6, 398664), (7, 341712), (8, 298998), (9, 265776), (12, 199332), (14, 170856), (16, 149499), (18, 132888), (21, 113904), (24, 99666), (27, 88592), (28, 85428), (36, 66444), (42, 56952), (48, 49833), (49, 48816), (54, 44296), (56, 42714), (63, 37968), (72, 33222), (84, 28476), (98, 24408), (108, 22148), (112, 21357), (113, 21168), (126, 18984), (144, 16611), (147, 16272), (168, 14238), (189, 12656), (196, 12204), (216, 11074), (226, 10584), (252, 9492), (294, 8136), (336, 7119), (339, 7056), (378, 6328), (392, 6102), (432, 5537), (441, 5424), (452, 5292), (504, 4746), (588, 4068), (678, 3528), (756, 3164), (784, 3051), (791, 3024), (882, 2712), (904, 2646), (1008, 2373), (1017, 2352), (1176, 2034), (1323, 1808), (1356, 1764), (1512, 1582)]

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