254215872

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:691

約数の個数: 168

約数和(自身を含む): 786140160

約数和(自身を除く): 531924288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 64, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 192, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 576, 619, 713, 736, 744, 828, 992, 1104, 1116, 1238, 1426, 1472, 1488, 1656, 1857, 1984, 2139, 2208, 2232, 2476, 2852, 2976, 3312, 3714, 4278, 4416, 4464, 4952, 5571, 5704, 5952, 6417, 6624, 7428, 8556, 8928, 9904, 11142, 11408, 12834, 13248, 14237, 14856, 17112, 17856, 19189, 19808, 22284, 22816, 25668, 28474, 29712, 34224, 38378, 39616, 42711, 44568, 45632, 51336, 56948, 57567, 59424, 68448, 76756, 85422, 89136, 102672, 113896, 115134, 118848, 128133, 136896, 153512, 170844, 172701, 178272, 205344, 227792, 230268, 256266, 307024, 341688, 345402, 356544, 410688, 441347, 455584, 460536, 512532, 614048, 683376, 690804, 882694, 911168, 921072, 1025064, 1228096, 1324041, 1366752, 1381608, 1765388, 1842144, 2050128, 2648082, 2733504, 2763216, 3530776, 3684288, 3972123, 4100256, 5296164, 5526432, 7061552, 7944246, 8200512, 10592328, 11052864, 14123104, 15888492, 21184656, 28246208, 31776984, 42369312, 63553968, 84738624, 127107936, 254215872]

約数ペア:

[(1, 254215872), (2, 127107936), (3, 84738624), (4, 63553968), (6, 42369312), (8, 31776984), (9, 28246208), (12, 21184656), (16, 15888492), (18, 14123104), (23, 11052864), (24, 10592328), (31, 8200512), (32, 7944246), (36, 7061552), (46, 5526432), (48, 5296164), (62, 4100256), (64, 3972123), (69, 3684288), (72, 3530776), (92, 2763216), (93, 2733504), (96, 2648082), (124, 2050128), (138, 1842144), (144, 1765388), (184, 1381608), (186, 1366752), (192, 1324041), (207, 1228096), (248, 1025064), (276, 921072), (279, 911168), (288, 882694), (368, 690804), (372, 683376), (414, 614048), (496, 512532), (552, 460536), (558, 455584), (576, 441347), (619, 410688), (713, 356544), (736, 345402), (744, 341688), (828, 307024), (992, 256266), (1104, 230268), (1116, 227792), (1238, 205344), (1426, 178272), (1472, 172701), (1488, 170844), (1656, 153512), (1857, 136896), (1984, 128133), (2139, 118848), (2208, 115134), (2232, 113896), (2476, 102672), (2852, 89136), (2976, 85422), (3312, 76756), (3714, 68448), (4278, 59424), (4416, 57567), (4464, 56948), (4952, 51336), (5571, 45632), (5704, 44568), (5952, 42711), (6417, 39616), (6624, 38378), (7428, 34224), (8556, 29712), (8928, 28474), (9904, 25668), (11142, 22816), (11408, 22284), (12834, 19808), (13248, 19189), (14237, 17856), (14856, 17112)]