220416

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{41}}^1$

素因数の和:67

約数の個数: 72

約数和(自身を含む): 686784

約数和(自身を除く): 466368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 128, 164, 168, 192, 224, 246, 256, 287, 328, 336, 384, 448, 492, 574, 656, 672, 768, 861, 896, 984, 1148, 1312, 1344, 1722, 1792, 1968, 2296, 2624, 2688, 3444, 3936, 4592, 5248, 5376, 6888, 7872, 9184, 10496, 13776, 15744, 18368, 27552, 31488, 36736, 55104, 73472, 110208, 220416]

約数ペア:

[(1, 220416), (2, 110208), (3, 73472), (4, 55104), (6, 36736), (7, 31488), (8, 27552), (12, 18368), (14, 15744), (16, 13776), (21, 10496), (24, 9184), (28, 7872), (32, 6888), (41, 5376), (42, 5248), (48, 4592), (56, 3936), (64, 3444), (82, 2688), (84, 2624), (96, 2296), (112, 1968), (123, 1792), (128, 1722), (164, 1344), (168, 1312), (192, 1148), (224, 984), (246, 896), (256, 861), (287, 768), (328, 672), (336, 656), (384, 574), (448, 492)]