247370256

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{245407}}^1$

素因数の和:245428

約数の個数: 60

約数和(自身を含む): 791195392

約数和(自身を除く): 543825136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 245407, 490814, 736221, 981628, 1472442, 1717849, 1963256, 2208663, 2944884, 3435698, 3926512, 4417326, 5153547, 5889768, 6871396, 8834652, 10307094, 11779536, 13742792, 15460641, 17669304, 20614188, 27485584, 30921282, 35338608, 41228376, 61842564, 82456752, 123685128, 247370256]

約数ペア:

[(1, 247370256), (2, 123685128), (3, 82456752), (4, 61842564), (6, 41228376), (7, 35338608), (8, 30921282), (9, 27485584), (12, 20614188), (14, 17669304), (16, 15460641), (18, 13742792), (21, 11779536), (24, 10307094), (28, 8834652), (36, 6871396), (42, 5889768), (48, 5153547), (56, 4417326), (63, 3926512), (72, 3435698), (84, 2944884), (112, 2208663), (126, 1963256), (144, 1717849), (168, 1472442), (252, 981628), (336, 736221), (504, 490814), (1008, 245407)]