278218304

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 224

約数和(自身を含む): 742834176

約数和(自身を除く): 464615872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 32, 46, 52, 56, 62, 64, 67, 91, 92, 104, 112, 124, 134, 161, 182, 184, 208, 217, 224, 248, 268, 299, 322, 364, 368, 403, 416, 434, 448, 469, 496, 536, 598, 644, 713, 728, 736, 806, 832, 868, 871, 938, 992, 1072, 1196, 1288, 1426, 1456, 1472, 1541, 1612, 1736, 1742, 1876, 1984, 2077, 2093, 2144, 2392, 2576, 2821, 2852, 2912, 3082, 3224, 3472, 3484, 3752, 4154, 4186, 4288, 4784, 4991, 5152, 5642, 5704, 5824, 6097, 6164, 6448, 6944, 6968, 7504, 8308, 8372, 9269, 9568, 9982, 10304, 10787, 11284, 11408, 12194, 12328, 12896, 13888, 13936, 14539, 15008, 16616, 16744, 18538, 19136, 19964, 20033, 21574, 22568, 22816, 24388, 24656, 25792, 27001, 27872, 29078, 30016, 33232, 33488, 37076, 39928, 40066, 43148, 45136, 45632, 47771, 48776, 49312, 54002, 55744, 58156, 64883, 66464, 66976, 74152, 79856, 80132, 86296, 90272, 95542, 97552, 98624, 108004, 116312, 129766, 132928, 133952, 140231, 148304, 159712, 160264, 172592, 180544, 189007, 191084, 195104, 216008, 232624, 259532, 280462, 296608, 319424, 320528, 334397, 345184, 378014, 382168, 390208, 432016, 465248, 519064, 560924, 593216, 621023, 641056, 668794, 690368, 756028, 764336, 864032, 930496, 1038128, 1121848, 1242046, 1282112, 1337588, 1512056, 1528672, 1728064, 2076256, 2243696, 2484092, 2675176, 3024112, 3057344, 4152512, 4347161, 4487392, 4968184, 5350352, 6048224, 8694322, 8974784, 9936368, 10700704, 12096448, 17388644, 19872736, 21401408, 34777288, 39745472, 69554576, 139109152, 278218304]

約数ペア:

[(1, 278218304), (2, 139109152), (4, 69554576), (7, 39745472), (8, 34777288), (13, 21401408), (14, 19872736), (16, 17388644), (23, 12096448), (26, 10700704), (28, 9936368), (31, 8974784), (32, 8694322), (46, 6048224), (52, 5350352), (56, 4968184), (62, 4487392), (64, 4347161), (67, 4152512), (91, 3057344), (92, 3024112), (104, 2675176), (112, 2484092), (124, 2243696), (134, 2076256), (161, 1728064), (182, 1528672), (184, 1512056), (208, 1337588), (217, 1282112), (224, 1242046), (248, 1121848), (268, 1038128), (299, 930496), (322, 864032), (364, 764336), (368, 756028), (403, 690368), (416, 668794), (434, 641056), (448, 621023), (469, 593216), (496, 560924), (536, 519064), (598, 465248), (644, 432016), (713, 390208), (728, 382168), (736, 378014), (806, 345184), (832, 334397), (868, 320528), (871, 319424), (938, 296608), (992, 280462), (1072, 259532), (1196, 232624), (1288, 216008), (1426, 195104), (1456, 191084), (1472, 189007), (1541, 180544), (1612, 172592), (1736, 160264), (1742, 159712), (1876, 148304), (1984, 140231), (2077, 133952), (2093, 132928), (2144, 129766), (2392, 116312), (2576, 108004), (2821, 98624), (2852, 97552), (2912, 95542), (3082, 90272), (3224, 86296), (3472, 80132), (3484, 79856), (3752, 74152), (4154, 66976), (4186, 66464), (4288, 64883), (4784, 58156), (4991, 55744), (5152, 54002), (5642, 49312), (5704, 48776), (5824, 47771), (6097, 45632), (6164, 45136), (6448, 43148), (6944, 40066), (6968, 39928), (7504, 37076), (8308, 33488), (8372, 33232), (9269, 30016), (9568, 29078), (9982, 27872), (10304, 27001), (10787, 25792), (11284, 24656), (11408, 24388), (12194, 22816), (12328, 22568), (12896, 21574), (13888, 20033), (13936, 19964), (14539, 19136), (15008, 18538), (16616, 16744)]