209661210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23531}}^1$

素因数の和:23561

約数の個数: 80

約数和(自身を含む): 615032352

約数和(自身を除く): 405371142

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2970, 4455, 8910, 23531, 47062, 70593, 117655, 141186, 211779, 235310, 258841, 352965, 423558, 517682, 635337, 705930, 776523, 1058895, 1270674, 1294205, 1553046, 1906011, 2117790, 2329569, 2588410, 3176685, 3812022, 3882615, 4659138, 6353370, 6988707, 7765230, 9530055, 11647845, 13977414, 19060110, 20966121, 23295690, 34943535, 41932242, 69887070, 104830605, 209661210]

約数ペア:

[(1, 209661210), (2, 104830605), (3, 69887070), (5, 41932242), (6, 34943535), (9, 23295690), (10, 20966121), (11, 19060110), (15, 13977414), (18, 11647845), (22, 9530055), (27, 7765230), (30, 6988707), (33, 6353370), (45, 4659138), (54, 3882615), (55, 3812022), (66, 3176685), (81, 2588410), (90, 2329569), (99, 2117790), (110, 1906011), (135, 1553046), (162, 1294205), (165, 1270674), (198, 1058895), (270, 776523), (297, 705930), (330, 635337), (405, 517682), (495, 423558), (594, 352965), (810, 258841), (891, 235310), (990, 211779), (1485, 141186), (1782, 117655), (2970, 70593), (4455, 47062), (8910, 23531)]