661248

素因数分解:

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

素因数の和:70

約数の個数: 108

約数和(自身を含む): 2232048

約数和(自身を除く): 1570800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 41, 42, 48, 56, 63, 64, 72, 82, 84, 96, 112, 123, 126, 128, 144, 164, 168, 192, 224, 246, 252, 256, 287, 288, 328, 336, 369, 384, 448, 492, 504, 574, 576, 656, 672, 738, 768, 861, 896, 984, 1008, 1148, 1152, 1312, 1344, 1476, 1722, 1792, 1968, 2016, 2296, 2304, 2583, 2624, 2688, 2952, 3444, 3936, 4032, 4592, 5166, 5248, 5376, 5904, 6888, 7872, 8064, 9184, 10332, 10496, 11808, 13776, 15744, 16128, 18368, 20664, 23616, 27552, 31488, 36736, 41328, 47232, 55104, 73472, 82656, 94464, 110208, 165312, 220416, 330624, 661248]

約数ペア:

[(1, 661248), (2, 330624), (3, 220416), (4, 165312), (6, 110208), (7, 94464), (8, 82656), (9, 73472), (12, 55104), (14, 47232), (16, 41328), (18, 36736), (21, 31488), (24, 27552), (28, 23616), (32, 20664), (36, 18368), (41, 16128), (42, 15744), (48, 13776), (56, 11808), (63, 10496), (64, 10332), (72, 9184), (82, 8064), (84, 7872), (96, 6888), (112, 5904), (123, 5376), (126, 5248), (128, 5166), (144, 4592), (164, 4032), (168, 3936), (192, 3444), (224, 2952), (246, 2688), (252, 2624), (256, 2583), (287, 2304), (288, 2296), (328, 2016), (336, 1968), (369, 1792), (384, 1722), (448, 1476), (492, 1344), (504, 1312), (574, 1152), (576, 1148), (656, 1008), (672, 984), (738, 896), (768, 861)]