256354416

素因数分解:

$2^4\times 3^3\times {\mathrm{257}}^1\times {\mathrm{2309}}^1$

素因数の和:2583

約数の個数: 80

約数和(自身を含む): 739015200

約数和(自身を除く): 482660784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 257, 432, 514, 771, 1028, 1542, 2056, 2309, 2313, 3084, 4112, 4618, 4626, 6168, 6927, 6939, 9236, 9252, 12336, 13854, 13878, 18472, 18504, 20781, 27708, 27756, 36944, 37008, 41562, 55416, 55512, 62343, 83124, 110832, 111024, 124686, 166248, 249372, 332496, 498744, 593413, 997488, 1186826, 1780239, 2373652, 3560478, 4747304, 5340717, 7120956, 9494608, 10681434, 14241912, 16022151, 21362868, 28483824, 32044302, 42725736, 64088604, 85451472, 128177208, 256354416]

約数ペア:

[(1, 256354416), (2, 128177208), (3, 85451472), (4, 64088604), (6, 42725736), (8, 32044302), (9, 28483824), (12, 21362868), (16, 16022151), (18, 14241912), (24, 10681434), (27, 9494608), (36, 7120956), (48, 5340717), (54, 4747304), (72, 3560478), (108, 2373652), (144, 1780239), (216, 1186826), (257, 997488), (432, 593413), (514, 498744), (771, 332496), (1028, 249372), (1542, 166248), (2056, 124686), (2309, 111024), (2313, 110832), (3084, 83124), (4112, 62343), (4618, 55512), (4626, 55416), (6168, 41562), (6927, 37008), (6939, 36944), (9236, 27756), (9252, 27708), (12336, 20781), (13854, 18504), (13878, 18472)]