252077980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{857}}^1$

素因数の和:1075

約数の個数: 96

約数和(自身を含む): 664215552

約数和(自身を除く): 412137572

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 191, 220, 308, 382, 385, 764, 770, 857, 955, 1337, 1540, 1714, 1910, 2101, 2674, 3428, 3820, 4202, 4285, 5348, 5999, 6685, 8404, 8570, 9427, 10505, 11998, 13370, 14707, 17140, 18854, 21010, 23996, 26740, 29414, 29995, 37708, 42020, 47135, 58828, 59990, 65989, 73535, 94270, 119980, 131978, 147070, 163687, 188540, 263956, 294140, 327374, 329945, 654748, 659890, 818435, 1145809, 1319780, 1636870, 1800557, 2291618, 3273740, 3601114, 4583236, 5729045, 7202228, 9002785, 11458090, 12603899, 18005570, 22916180, 25207798, 36011140, 50415596, 63019495, 126038990, 252077980]

約数ペア:

[(1, 252077980), (2, 126038990), (4, 63019495), (5, 50415596), (7, 36011140), (10, 25207798), (11, 22916180), (14, 18005570), (20, 12603899), (22, 11458090), (28, 9002785), (35, 7202228), (44, 5729045), (55, 4583236), (70, 3601114), (77, 3273740), (110, 2291618), (140, 1800557), (154, 1636870), (191, 1319780), (220, 1145809), (308, 818435), (382, 659890), (385, 654748), (764, 329945), (770, 327374), (857, 294140), (955, 263956), (1337, 188540), (1540, 163687), (1714, 147070), (1910, 131978), (2101, 119980), (2674, 94270), (3428, 73535), (3820, 65989), (4202, 59990), (4285, 58828), (5348, 47135), (5999, 42020), (6685, 37708), (8404, 29995), (8570, 29414), (9427, 26740), (10505, 23996), (11998, 21010), (13370, 18854), (14707, 17140)]