254251584

素因数分解:

$2^6\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 168

約数和(自身を含む): 779800320

約数和(自身を除く): 525548736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 32, 36, 48, 58, 62, 64, 72, 87, 93, 96, 116, 124, 144, 174, 186, 192, 232, 248, 261, 279, 288, 348, 372, 464, 491, 496, 522, 558, 576, 696, 744, 899, 928, 982, 992, 1044, 1116, 1392, 1473, 1488, 1798, 1856, 1964, 1984, 2088, 2232, 2697, 2784, 2946, 2976, 3596, 3928, 4176, 4419, 4464, 5394, 5568, 5892, 5952, 7192, 7856, 8091, 8352, 8838, 8928, 10788, 11784, 14239, 14384, 15221, 15712, 16182, 16704, 17676, 17856, 21576, 23568, 28478, 28768, 30442, 31424, 32364, 35352, 42717, 43152, 45663, 47136, 56956, 57536, 60884, 64728, 70704, 85434, 86304, 91326, 94272, 113912, 121768, 128151, 129456, 136989, 141408, 170868, 172608, 182652, 227824, 243536, 256302, 258912, 273978, 282816, 341736, 365304, 441409, 455648, 487072, 512604, 517824, 547956, 683472, 730608, 882818, 911296, 974144, 1025208, 1095912, 1324227, 1366944, 1461216, 1765636, 2050416, 2191824, 2648454, 2733888, 2922432, 3531272, 3972681, 4100832, 4383648, 5296908, 7062544, 7945362, 8201664, 8767296, 10593816, 14125088, 15890724, 21187632, 28250176, 31781448, 42375264, 63562896, 84750528, 127125792, 254251584]

約数ペア:

[(1, 254251584), (2, 127125792), (3, 84750528), (4, 63562896), (6, 42375264), (8, 31781448), (9, 28250176), (12, 21187632), (16, 15890724), (18, 14125088), (24, 10593816), (29, 8767296), (31, 8201664), (32, 7945362), (36, 7062544), (48, 5296908), (58, 4383648), (62, 4100832), (64, 3972681), (72, 3531272), (87, 2922432), (93, 2733888), (96, 2648454), (116, 2191824), (124, 2050416), (144, 1765636), (174, 1461216), (186, 1366944), (192, 1324227), (232, 1095912), (248, 1025208), (261, 974144), (279, 911296), (288, 882818), (348, 730608), (372, 683472), (464, 547956), (491, 517824), (496, 512604), (522, 487072), (558, 455648), (576, 441409), (696, 365304), (744, 341736), (899, 282816), (928, 273978), (982, 258912), (992, 256302), (1044, 243536), (1116, 227824), (1392, 182652), (1473, 172608), (1488, 170868), (1798, 141408), (1856, 136989), (1964, 129456), (1984, 128151), (2088, 121768), (2232, 113912), (2697, 94272), (2784, 91326), (2946, 86304), (2976, 85434), (3596, 70704), (3928, 64728), (4176, 60884), (4419, 57536), (4464, 56956), (5394, 47136), (5568, 45663), (5892, 43152), (5952, 42717), (7192, 35352), (7856, 32364), (8091, 31424), (8352, 30442), (8838, 28768), (8928, 28478), (10788, 23568), (11784, 21576), (14239, 17856), (14384, 17676), (15221, 16704), (15712, 16182)]