About the Number

129739440

129739439 ← → 129739441

2進数表記:111101110111010101010110000

漢数字表記:一億二千九百七十三万九千四百四十

素因数分解:

2 4 × 3 1 × 5 1 × 97 1 × 5573 1

素因数の和:5686
約数の個数: 80
約数和(自身を含む): 406411488
約数和(自身を除く): 276672048

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5573, 5820, 7760, 11146, 11640, 16719, 22292, 23280, 27865, 33438, 44584, 55730, 66876, 83595, 89168, 111460, 133752, 167190, 222920, 267504, 334380, 445840, 540581, 668760, 1081162, 1337520, 1621743, 2162324, 2702905, 3243486, 4324648, 5405810, 6486972, 8108715, 8649296, 10811620, 12973944, 16217430, 21623240, 25947888, 32434860, 43246480, 64869720, 129739440]

約数ペア:
[(1, 129739440), (2, 64869720), (3, 43246480), (4, 32434860), (5, 25947888), (6, 21623240), (8, 16217430), (10, 12973944), (12, 10811620), (15, 8649296), (16, 8108715), (20, 6486972), (24, 5405810), (30, 4324648), (40, 3243486), (48, 2702905), (60, 2162324), (80, 1621743), (97, 1337520), (120, 1081162), (194, 668760), (240, 540581), (291, 445840), (388, 334380), (485, 267504), (582, 222920), (776, 167190), (970, 133752), (1164, 111460), (1455, 89168), (1552, 83595), (1940, 66876), (2328, 55730), (2910, 44584), (3880, 33438), (4656, 27865), (5573, 23280), (5820, 22292), (7760, 16719), (11146, 11640)]

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