40990128

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 113135616

約数和(自身を除く): 72145488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 191, 204, 263, 272, 382, 408, 526, 573, 764, 789, 816, 1052, 1146, 1528, 1578, 2104, 2292, 3056, 3156, 3247, 4208, 4471, 4584, 6312, 6494, 8942, 9168, 9741, 12624, 12988, 13413, 17884, 19482, 25976, 26826, 35768, 38964, 50233, 51952, 53652, 71536, 77928, 100466, 107304, 150699, 155856, 200932, 214608, 301398, 401864, 602796, 803728, 853961, 1205592, 1707922, 2411184, 2561883, 3415844, 5123766, 6831688, 10247532, 13663376, 20495064, 40990128]

約数ペア:

[(1, 40990128), (2, 20495064), (3, 13663376), (4, 10247532), (6, 6831688), (8, 5123766), (12, 3415844), (16, 2561883), (17, 2411184), (24, 1707922), (34, 1205592), (48, 853961), (51, 803728), (68, 602796), (102, 401864), (136, 301398), (191, 214608), (204, 200932), (263, 155856), (272, 150699), (382, 107304), (408, 100466), (526, 77928), (573, 71536), (764, 53652), (789, 51952), (816, 50233), (1052, 38964), (1146, 35768), (1528, 26826), (1578, 25976), (2104, 19482), (2292, 17884), (3056, 13413), (3156, 12988), (3247, 12624), (4208, 9741), (4471, 9168), (4584, 8942), (6312, 6494)]