About the Number

131353680

131353679 ← → 131353681

2進数表記:111110101000100110001010000

漢数字表記:一億三千百三十五万三千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 383 1 × 1429 1

素因数の和:1828
約数の個数: 80
約数和(自身を含む): 408545280
約数和(自身を除く): 277191600

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 383, 766, 1149, 1429, 1532, 1915, 2298, 2858, 3064, 3830, 4287, 4596, 5716, 5745, 6128, 7145, 7660, 8574, 9192, 11432, 11490, 14290, 15320, 17148, 18384, 21435, 22864, 22980, 28580, 30640, 34296, 42870, 45960, 57160, 68592, 85740, 91920, 114320, 171480, 342960, 547307, 1094614, 1641921, 2189228, 2736535, 3283842, 4378456, 5473070, 6567684, 8209605, 8756912, 10946140, 13135368, 16419210, 21892280, 26270736, 32838420, 43784560, 65676840, 131353680]

約数ペア:
[(1, 131353680), (2, 65676840), (3, 43784560), (4, 32838420), (5, 26270736), (6, 21892280), (8, 16419210), (10, 13135368), (12, 10946140), (15, 8756912), (16, 8209605), (20, 6567684), (24, 5473070), (30, 4378456), (40, 3283842), (48, 2736535), (60, 2189228), (80, 1641921), (120, 1094614), (240, 547307), (383, 342960), (766, 171480), (1149, 114320), (1429, 91920), (1532, 85740), (1915, 68592), (2298, 57160), (2858, 45960), (3064, 42870), (3830, 34296), (4287, 30640), (4596, 28580), (5716, 22980), (5745, 22864), (6128, 21435), (7145, 18384), (7660, 17148), (8574, 15320), (9192, 14290), (11432, 11490)]

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