208778080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9811}}^1$

素因数の和:9852

約数の個数: 96

約数和(自身を含む): 593429760

約数和(自身を除く): 384651680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 4256, 5320, 9811, 10640, 19622, 21280, 39244, 49055, 68677, 78488, 98110, 137354, 156976, 186409, 196220, 274708, 313952, 343385, 372818, 392440, 549416, 686770, 745636, 784880, 932045, 1098832, 1304863, 1373540, 1491272, 1569760, 1864090, 2197664, 2609726, 2747080, 2982544, 3728180, 5219452, 5494160, 5965088, 6524315, 7456360, 10438904, 10988320, 13048630, 14912720, 20877808, 26097260, 29825440, 41755616, 52194520, 104389040, 208778080]

約数ペア:

[(1, 208778080), (2, 104389040), (4, 52194520), (5, 41755616), (7, 29825440), (8, 26097260), (10, 20877808), (14, 14912720), (16, 13048630), (19, 10988320), (20, 10438904), (28, 7456360), (32, 6524315), (35, 5965088), (38, 5494160), (40, 5219452), (56, 3728180), (70, 2982544), (76, 2747080), (80, 2609726), (95, 2197664), (112, 1864090), (133, 1569760), (140, 1491272), (152, 1373540), (160, 1304863), (190, 1098832), (224, 932045), (266, 784880), (280, 745636), (304, 686770), (380, 549416), (532, 392440), (560, 372818), (608, 343385), (665, 313952), (760, 274708), (1064, 196220), (1120, 186409), (1330, 156976), (1520, 137354), (2128, 98110), (2660, 78488), (3040, 68677), (4256, 49055), (5320, 39244), (9811, 21280), (10640, 19622)]