About the Number

121071216

121071215 ← → 121071217

2進数表記:111001101110110011001110000

漢数字表記:一億二千百七万千二百十六

素因数分解:

2 4 × 3 1 × 7 1 × 193 1 × 1867 1

素因数の和:2078
約数の個数: 80
約数和(自身を含む): 359492864
約数和(自身を除く): 238421648

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 193, 336, 386, 579, 772, 1158, 1351, 1544, 1867, 2316, 2702, 3088, 3734, 4053, 4632, 5404, 5601, 7468, 8106, 9264, 10808, 11202, 13069, 14936, 16212, 21616, 22404, 26138, 29872, 32424, 39207, 44808, 52276, 64848, 78414, 89616, 104552, 156828, 209104, 313656, 360331, 627312, 720662, 1080993, 1441324, 2161986, 2522317, 2882648, 4323972, 5044634, 5765296, 7566951, 8647944, 10089268, 15133902, 17295888, 20178536, 30267804, 40357072, 60535608, 121071216]

約数ペア:
[(1, 121071216), (2, 60535608), (3, 40357072), (4, 30267804), (6, 20178536), (7, 17295888), (8, 15133902), (12, 10089268), (14, 8647944), (16, 7566951), (21, 5765296), (24, 5044634), (28, 4323972), (42, 2882648), (48, 2522317), (56, 2161986), (84, 1441324), (112, 1080993), (168, 720662), (193, 627312), (336, 360331), (386, 313656), (579, 209104), (772, 156828), (1158, 104552), (1351, 89616), (1544, 78414), (1867, 64848), (2316, 52276), (2702, 44808), (3088, 39207), (3734, 32424), (4053, 29872), (4632, 26138), (5404, 22404), (5601, 21616), (7468, 16212), (8106, 14936), (9264, 13069), (10808, 11202)]

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