199281320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17359}}^1$

素因数の和:17418

約数の個数: 64

約数和(自身を含む): 524966400

約数和(自身を除く): 325685080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 17359, 34718, 69436, 86795, 121513, 138872, 173590, 243026, 347180, 486052, 607565, 694360, 711719, 972104, 1215130, 1423438, 2430260, 2846876, 3558595, 4860520, 4982033, 5693752, 7117190, 9964066, 14234380, 19928132, 24910165, 28468760, 39856264, 49820330, 99640660, 199281320]

約数ペア:

[(1, 199281320), (2, 99640660), (4, 49820330), (5, 39856264), (7, 28468760), (8, 24910165), (10, 19928132), (14, 14234380), (20, 9964066), (28, 7117190), (35, 5693752), (40, 4982033), (41, 4860520), (56, 3558595), (70, 2846876), (82, 2430260), (140, 1423438), (164, 1215130), (205, 972104), (280, 711719), (287, 694360), (328, 607565), (410, 486052), (574, 347180), (820, 243026), (1148, 173590), (1435, 138872), (1640, 121513), (2296, 86795), (2870, 69436), (5740, 34718), (11480, 17359)]