About the Number

201210948

201210947 ← → 201210949

2進数表記:1011111111100011110001000100

漢数字表記:二億百二十一万九百四十八

素因数分解:

2 2 × 3 2 × 47 1 × 109 1 × 1091 1

素因数の和:1257
約数の個数: 72
約数和(自身を含む): 524684160
約数和(自身を除く): 323473212

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 109, 141, 188, 218, 282, 327, 423, 436, 564, 654, 846, 981, 1091, 1308, 1692, 1962, 2182, 3273, 3924, 4364, 5123, 6546, 9819, 10246, 13092, 15369, 19638, 20492, 30738, 39276, 46107, 51277, 61476, 92214, 102554, 118919, 153831, 184428, 205108, 237838, 307662, 356757, 461493, 475676, 615324, 713514, 922986, 1070271, 1427028, 1845972, 2140542, 4281084, 5589193, 11178386, 16767579, 22356772, 33535158, 50302737, 67070316, 100605474, 201210948]

約数ペア:
[(1, 201210948), (2, 100605474), (3, 67070316), (4, 50302737), (6, 33535158), (9, 22356772), (12, 16767579), (18, 11178386), (36, 5589193), (47, 4281084), (94, 2140542), (109, 1845972), (141, 1427028), (188, 1070271), (218, 922986), (282, 713514), (327, 615324), (423, 475676), (436, 461493), (564, 356757), (654, 307662), (846, 237838), (981, 205108), (1091, 184428), (1308, 153831), (1692, 118919), (1962, 102554), (2182, 92214), (3273, 61476), (3924, 51277), (4364, 46107), (5123, 39276), (6546, 30738), (9819, 20492), (10246, 19638), (13092, 15369)]

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