254678144

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 613370880

約数和(自身を除く): 358692736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 53, 56, 62, 64, 106, 112, 124, 128, 173, 212, 217, 224, 248, 346, 371, 424, 434, 448, 496, 692, 742, 848, 868, 896, 992, 1211, 1384, 1484, 1643, 1696, 1736, 1984, 2422, 2768, 2968, 3286, 3392, 3472, 3968, 4844, 5363, 5536, 5936, 6572, 6784, 6944, 9169, 9688, 10726, 11072, 11501, 11872, 13144, 13888, 18338, 19376, 21452, 22144, 23002, 23744, 26288, 27776, 36676, 37541, 38752, 42904, 46004, 47488, 52576, 64183, 73352, 75082, 77504, 85808, 92008, 105152, 128366, 146704, 150164, 155008, 171616, 184016, 210304, 256732, 284239, 293408, 300328, 343232, 368032, 513464, 568478, 586816, 600656, 686464, 736064, 1026928, 1136956, 1173632, 1201312, 1472128, 1989673, 2053856, 2273912, 2402624, 3979346, 4107712, 4547824, 4805248, 7958692, 8215424, 9095648, 15917384, 18191296, 31834768, 36382592, 63669536, 127339072, 254678144]

約数ペア:

[(1, 254678144), (2, 127339072), (4, 63669536), (7, 36382592), (8, 31834768), (14, 18191296), (16, 15917384), (28, 9095648), (31, 8215424), (32, 7958692), (53, 4805248), (56, 4547824), (62, 4107712), (64, 3979346), (106, 2402624), (112, 2273912), (124, 2053856), (128, 1989673), (173, 1472128), (212, 1201312), (217, 1173632), (224, 1136956), (248, 1026928), (346, 736064), (371, 686464), (424, 600656), (434, 586816), (448, 568478), (496, 513464), (692, 368032), (742, 343232), (848, 300328), (868, 293408), (896, 284239), (992, 256732), (1211, 210304), (1384, 184016), (1484, 171616), (1643, 155008), (1696, 150164), (1736, 146704), (1984, 128366), (2422, 105152), (2768, 92008), (2968, 85808), (3286, 77504), (3392, 75082), (3472, 73352), (3968, 64183), (4844, 52576), (5363, 47488), (5536, 46004), (5936, 42904), (6572, 38752), (6784, 37541), (6944, 36676), (9169, 27776), (9688, 26288), (10726, 23744), (11072, 23002), (11501, 22144), (11872, 21452), (13144, 19376), (13888, 18338)]