About the Number

72687216

72687215 ← → 72687217

2進数表記:100010101010001111001110000

漢数字表記:七千二百六十八万七千二百十六

素因数分解:

2 4 × 3 1 × 7 1 × 227 1 × 953 1

素因数の和:1198
約数の個数: 80
約数和(自身を含む): 215771904
約数和(自身を除く): 143084688

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 227, 336, 454, 681, 908, 953, 1362, 1589, 1816, 1906, 2724, 2859, 3178, 3632, 3812, 4767, 5448, 5718, 6356, 6671, 7624, 9534, 10896, 11436, 12712, 13342, 15248, 19068, 20013, 22872, 25424, 26684, 38136, 40026, 45744, 53368, 76272, 80052, 106736, 160104, 216331, 320208, 432662, 648993, 865324, 1297986, 1514317, 1730648, 2595972, 3028634, 3461296, 4542951, 5191944, 6057268, 9085902, 10383888, 12114536, 18171804, 24229072, 36343608, 72687216]

約数ペア:
[(1, 72687216), (2, 36343608), (3, 24229072), (4, 18171804), (6, 12114536), (7, 10383888), (8, 9085902), (12, 6057268), (14, 5191944), (16, 4542951), (21, 3461296), (24, 3028634), (28, 2595972), (42, 1730648), (48, 1514317), (56, 1297986), (84, 865324), (112, 648993), (168, 432662), (227, 320208), (336, 216331), (454, 160104), (681, 106736), (908, 80052), (953, 76272), (1362, 53368), (1589, 45744), (1816, 40026), (1906, 38136), (2724, 26684), (2859, 25424), (3178, 22872), (3632, 20013), (3812, 19068), (4767, 15248), (5448, 13342), (5718, 12712), (6356, 11436), (6671, 10896), (7624, 9534)]

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