255663744

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:670

約数の個数: 128

約数和(自身を含む): 781401600

約数和(自身を除く): 525737856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 227, 336, 384, 419, 448, 454, 672, 681, 838, 896, 908, 1257, 1344, 1362, 1589, 1676, 1816, 2514, 2688, 2724, 2933, 3178, 3352, 3632, 4767, 5028, 5448, 5866, 6356, 6704, 7264, 8799, 9534, 10056, 10896, 11732, 12712, 13408, 14528, 17598, 19068, 20112, 21792, 23464, 25424, 26816, 29056, 35196, 38136, 40224, 43584, 46928, 50848, 53632, 70392, 76272, 80448, 87168, 93856, 95113, 101696, 140784, 152544, 160896, 187712, 190226, 203392, 281568, 285339, 305088, 375424, 380452, 563136, 570678, 610176, 665791, 760904, 1126272, 1141356, 1331582, 1521808, 1997373, 2282712, 2663164, 3043616, 3994746, 4565424, 5326328, 6087232, 7989492, 9130848, 10652656, 12174464, 15978984, 18261696, 21305312, 31957968, 36523392, 42610624, 63915936, 85221248, 127831872, 255663744]

約数ペア:

[(1, 255663744), (2, 127831872), (3, 85221248), (4, 63915936), (6, 42610624), (7, 36523392), (8, 31957968), (12, 21305312), (14, 18261696), (16, 15978984), (21, 12174464), (24, 10652656), (28, 9130848), (32, 7989492), (42, 6087232), (48, 5326328), (56, 4565424), (64, 3994746), (84, 3043616), (96, 2663164), (112, 2282712), (128, 1997373), (168, 1521808), (192, 1331582), (224, 1141356), (227, 1126272), (336, 760904), (384, 665791), (419, 610176), (448, 570678), (454, 563136), (672, 380452), (681, 375424), (838, 305088), (896, 285339), (908, 281568), (1257, 203392), (1344, 190226), (1362, 187712), (1589, 160896), (1676, 152544), (1816, 140784), (2514, 101696), (2688, 95113), (2724, 93856), (2933, 87168), (3178, 80448), (3352, 76272), (3632, 70392), (4767, 53632), (5028, 50848), (5448, 46928), (5866, 43584), (6356, 40224), (6704, 38136), (7264, 35196), (8799, 29056), (9534, 26816), (10056, 25424), (10896, 23464), (11732, 21792), (12712, 20112), (13408, 19068), (14528, 17598)]