208341728

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 511932960

約数和(自身を除く): 303591232

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 53, 56, 92, 98, 106, 109, 112, 161, 184, 196, 212, 218, 224, 322, 368, 371, 392, 424, 436, 644, 736, 742, 763, 784, 848, 872, 1127, 1219, 1288, 1484, 1526, 1568, 1696, 1744, 2254, 2438, 2507, 2576, 2597, 2968, 3052, 3488, 4508, 4876, 5014, 5152, 5194, 5341, 5777, 5936, 6104, 8533, 9016, 9752, 10028, 10388, 10682, 11554, 11872, 12208, 17066, 17549, 18032, 19504, 20056, 20776, 21364, 23108, 24416, 34132, 35098, 36064, 39008, 40112, 40439, 41552, 42728, 46216, 59731, 68264, 70196, 80224, 80878, 83104, 85456, 92432, 119462, 122843, 132871, 136528, 140392, 161756, 170912, 184864, 238924, 245686, 265742, 273056, 280784, 283073, 323512, 477848, 491372, 531484, 561568, 566146, 647024, 930097, 955696, 982744, 1062968, 1132292, 1294048, 1860194, 1911392, 1965488, 2125936, 2264584, 3720388, 3930976, 4251872, 4529168, 6510679, 7440776, 9058336, 13021358, 14881552, 26042716, 29763104, 52085432, 104170864, 208341728]

約数ペア:

[(1, 208341728), (2, 104170864), (4, 52085432), (7, 29763104), (8, 26042716), (14, 14881552), (16, 13021358), (23, 9058336), (28, 7440776), (32, 6510679), (46, 4529168), (49, 4251872), (53, 3930976), (56, 3720388), (92, 2264584), (98, 2125936), (106, 1965488), (109, 1911392), (112, 1860194), (161, 1294048), (184, 1132292), (196, 1062968), (212, 982744), (218, 955696), (224, 930097), (322, 647024), (368, 566146), (371, 561568), (392, 531484), (424, 491372), (436, 477848), (644, 323512), (736, 283073), (742, 280784), (763, 273056), (784, 265742), (848, 245686), (872, 238924), (1127, 184864), (1219, 170912), (1288, 161756), (1484, 140392), (1526, 136528), (1568, 132871), (1696, 122843), (1744, 119462), (2254, 92432), (2438, 85456), (2507, 83104), (2576, 80878), (2597, 80224), (2968, 70196), (3052, 68264), (3488, 59731), (4508, 46216), (4876, 42728), (5014, 41552), (5152, 40439), (5194, 40112), (5341, 39008), (5777, 36064), (5936, 35098), (6104, 34132), (8533, 24416), (9016, 23108), (9752, 21364), (10028, 20776), (10388, 20056), (10682, 19504), (11554, 18032), (11872, 17549), (12208, 17066)]