217412608

素因数分解:

$2^{10}\times 7^3\times {\mathrm{619}}^1$

素因数の和:660

約数の個数: 88

約数和(自身を含む): 507656000

約数和(自身を除く): 290243392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 619, 686, 784, 896, 1024, 1238, 1372, 1568, 1792, 2476, 2744, 3136, 3584, 4333, 4952, 5488, 6272, 7168, 8666, 9904, 10976, 12544, 17332, 19808, 21952, 25088, 30331, 34664, 39616, 43904, 50176, 60662, 69328, 79232, 87808, 121324, 138656, 158464, 175616, 212317, 242648, 277312, 316928, 351232, 424634, 485296, 554624, 633856, 849268, 970592, 1109248, 1698536, 1941184, 2218496, 3397072, 3882368, 4436992, 6794144, 7764736, 13588288, 15529472, 27176576, 31058944, 54353152, 108706304, 217412608]

約数ペア:

[(1, 217412608), (2, 108706304), (4, 54353152), (7, 31058944), (8, 27176576), (14, 15529472), (16, 13588288), (28, 7764736), (32, 6794144), (49, 4436992), (56, 3882368), (64, 3397072), (98, 2218496), (112, 1941184), (128, 1698536), (196, 1109248), (224, 970592), (256, 849268), (343, 633856), (392, 554624), (448, 485296), (512, 424634), (619, 351232), (686, 316928), (784, 277312), (896, 242648), (1024, 212317), (1238, 175616), (1372, 158464), (1568, 138656), (1792, 121324), (2476, 87808), (2744, 79232), (3136, 69328), (3584, 60662), (4333, 50176), (4952, 43904), (5488, 39616), (6272, 34664), (7168, 30331), (8666, 25088), (9904, 21952), (10976, 19808), (12544, 17332)]