About the Number

201981060

201981059 ← → 201981061

2進数表記:1100000010011111110010000100

漢数字表記:二億百九十八万千六十

素因数分解:

2 2 × 3 3 × 5 1 × 374039 1

素因数の和:374057
約数の個数: 48
約数和(自身を含む): 628387200
約数和(自身を除く): 426406140

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 374039, 748078, 1122117, 1496156, 1870195, 2244234, 3366351, 3740390, 4488468, 5610585, 6732702, 7480780, 10099053, 11221170, 13465404, 16831755, 20198106, 22442340, 33663510, 40396212, 50495265, 67327020, 100990530, 201981060]

約数ペア:
[(1, 201981060), (2, 100990530), (3, 67327020), (4, 50495265), (5, 40396212), (6, 33663510), (9, 22442340), (10, 20198106), (12, 16831755), (15, 13465404), (18, 11221170), (20, 10099053), (27, 7480780), (30, 6732702), (36, 5610585), (45, 4488468), (54, 3740390), (60, 3366351), (90, 2244234), (108, 1870195), (135, 1496156), (180, 1122117), (270, 748078), (540, 374039)]

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