278728192

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1099

約数の個数: 80

約数和(自身を含む): 609282432

約数和(自身を除く): 330554240

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 512, 527, 544, 992, 1033, 1054, 1088, 1984, 2066, 2108, 2176, 3968, 4132, 4216, 4352, 7936, 8264, 8432, 8704, 15872, 16528, 16864, 17561, 32023, 33056, 33728, 35122, 64046, 66112, 67456, 70244, 128092, 132224, 134912, 140488, 256184, 264448, 269824, 280976, 512368, 528896, 544391, 561952, 1024736, 1088782, 1123904, 2049472, 2177564, 2247808, 4098944, 4355128, 4495616, 8197888, 8710256, 8991232, 16395776, 17420512, 34841024, 69682048, 139364096, 278728192]

約数ペア:

[(1, 278728192), (2, 139364096), (4, 69682048), (8, 34841024), (16, 17420512), (17, 16395776), (31, 8991232), (32, 8710256), (34, 8197888), (62, 4495616), (64, 4355128), (68, 4098944), (124, 2247808), (128, 2177564), (136, 2049472), (248, 1123904), (256, 1088782), (272, 1024736), (496, 561952), (512, 544391), (527, 528896), (544, 512368), (992, 280976), (1033, 269824), (1054, 264448), (1088, 256184), (1984, 140488), (2066, 134912), (2108, 132224), (2176, 128092), (3968, 70244), (4132, 67456), (4216, 66112), (4352, 64046), (7936, 35122), (8264, 33728), (8432, 33056), (8704, 32023), (15872, 17561), (16528, 16864)]