255428096

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 240

約数和(自身を含む): 696622080

約数和(自身を除く): 441193984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 32, 38, 44, 56, 62, 64, 76, 77, 88, 112, 121, 124, 128, 133, 152, 154, 176, 209, 217, 224, 242, 248, 256, 266, 304, 308, 341, 352, 418, 434, 448, 484, 496, 512, 532, 589, 608, 616, 682, 704, 836, 847, 868, 896, 968, 992, 1064, 1178, 1216, 1232, 1364, 1408, 1463, 1672, 1694, 1736, 1792, 1936, 1984, 2128, 2299, 2356, 2387, 2432, 2464, 2728, 2816, 2926, 3344, 3388, 3472, 3584, 3751, 3872, 3968, 4123, 4256, 4598, 4712, 4774, 4864, 4928, 5456, 5632, 5852, 6479, 6688, 6776, 6944, 7502, 7744, 7936, 8246, 8512, 9196, 9424, 9548, 9728, 9856, 10912, 11704, 12958, 13376, 13552, 13888, 15004, 15488, 15872, 16093, 16492, 17024, 18392, 18848, 19096, 19712, 21824, 23408, 25916, 26257, 26752, 27104, 27776, 30008, 30976, 32186, 32984, 34048, 36784, 37696, 38192, 39424, 43648, 45353, 46816, 51832, 52514, 53504, 54208, 55552, 60016, 61952, 64372, 65968, 68096, 71269, 73568, 75392, 76384, 87296, 90706, 93632, 103664, 105028, 107008, 108416, 111104, 120032, 128744, 131936, 142538, 147136, 150784, 152768, 174592, 181412, 187264, 207328, 210056, 216832, 240064, 257488, 263872, 285076, 294272, 301568, 305536, 362824, 374528, 414656, 420112, 433664, 480128, 498883, 514976, 527744, 570152, 588544, 611072, 725648, 749056, 829312, 840224, 960256, 997766, 1029952, 1055488, 1140304, 1177088, 1222144, 1451296, 1658624, 1680448, 1920512, 1995532, 2059904, 2110976, 2280608, 2902592, 3317248, 3360896, 3991064, 4119808, 4561216, 5805184, 6721792, 7982128, 8239616, 9122432, 11610368, 13443584, 15964256, 18244864, 23220736, 31928512, 36489728, 63857024, 127714048, 255428096]

約数ペア:

[(1, 255428096), (2, 127714048), (4, 63857024), (7, 36489728), (8, 31928512), (11, 23220736), (14, 18244864), (16, 15964256), (19, 13443584), (22, 11610368), (28, 9122432), (31, 8239616), (32, 7982128), (38, 6721792), (44, 5805184), (56, 4561216), (62, 4119808), (64, 3991064), (76, 3360896), (77, 3317248), (88, 2902592), (112, 2280608), (121, 2110976), (124, 2059904), (128, 1995532), (133, 1920512), (152, 1680448), (154, 1658624), (176, 1451296), (209, 1222144), (217, 1177088), (224, 1140304), (242, 1055488), (248, 1029952), (256, 997766), (266, 960256), (304, 840224), (308, 829312), (341, 749056), (352, 725648), (418, 611072), (434, 588544), (448, 570152), (484, 527744), (496, 514976), (512, 498883), (532, 480128), (589, 433664), (608, 420112), (616, 414656), (682, 374528), (704, 362824), (836, 305536), (847, 301568), (868, 294272), (896, 285076), (968, 263872), (992, 257488), (1064, 240064), (1178, 216832), (1216, 210056), (1232, 207328), (1364, 187264), (1408, 181412), (1463, 174592), (1672, 152768), (1694, 150784), (1736, 147136), (1792, 142538), (1936, 131936), (1984, 128744), (2128, 120032), (2299, 111104), (2356, 108416), (2387, 107008), (2432, 105028), (2464, 103664), (2728, 93632), (2816, 90706), (2926, 87296), (3344, 76384), (3388, 75392), (3472, 73568), (3584, 71269), (3751, 68096), (3872, 65968), (3968, 64372), (4123, 61952), (4256, 60016), (4598, 55552), (4712, 54208), (4774, 53504), (4864, 52514), (4928, 51832), (5456, 46816), (5632, 45353), (5852, 43648), (6479, 39424), (6688, 38192), (6776, 37696), (6944, 36784), (7502, 34048), (7744, 32984), (7936, 32186), (8246, 30976), (8512, 30008), (9196, 27776), (9424, 27104), (9548, 26752), (9728, 26257), (9856, 25916), (10912, 23408), (11704, 21824), (12958, 19712), (13376, 19096), (13552, 18848), (13888, 18392), (15004, 17024), (15488, 16492), (15872, 16093)]