256564448

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2621}}^1$

素因数の和:2680

約数の個数: 96

約数和(自身を含む): 634314240

約数和(自身を除く): 377749792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 224, 266, 304, 322, 368, 437, 532, 608, 644, 736, 874, 1064, 1288, 1748, 2128, 2576, 2621, 3059, 3496, 4256, 5152, 5242, 6118, 6992, 10484, 12236, 13984, 18347, 20968, 24472, 36694, 41936, 48944, 49799, 60283, 73388, 83872, 97888, 99598, 120566, 146776, 199196, 241132, 293552, 348593, 398392, 421981, 482264, 587104, 697186, 796784, 843962, 964528, 1145377, 1394372, 1593568, 1687924, 1929056, 2290754, 2788744, 3375848, 4581508, 5577488, 6751696, 8017639, 9163016, 11154976, 13503392, 16035278, 18326032, 32070556, 36652064, 64141112, 128282224, 256564448]

約数ペア:

[(1, 256564448), (2, 128282224), (4, 64141112), (7, 36652064), (8, 32070556), (14, 18326032), (16, 16035278), (19, 13503392), (23, 11154976), (28, 9163016), (32, 8017639), (38, 6751696), (46, 5577488), (56, 4581508), (76, 3375848), (92, 2788744), (112, 2290754), (133, 1929056), (152, 1687924), (161, 1593568), (184, 1394372), (224, 1145377), (266, 964528), (304, 843962), (322, 796784), (368, 697186), (437, 587104), (532, 482264), (608, 421981), (644, 398392), (736, 348593), (874, 293552), (1064, 241132), (1288, 199196), (1748, 146776), (2128, 120566), (2576, 99598), (2621, 97888), (3059, 83872), (3496, 73388), (4256, 60283), (5152, 49799), (5242, 48944), (6118, 41936), (6992, 36694), (10484, 24472), (12236, 20968), (13984, 18347)]