221435536

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 519681024

約数和(自身を除く): 298245488

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 67, 92, 112, 134, 161, 184, 268, 322, 368, 469, 536, 644, 938, 1072, 1283, 1288, 1541, 1876, 2566, 2576, 3082, 3752, 5132, 6164, 7504, 8981, 10264, 10787, 12328, 17962, 20528, 21574, 24656, 29509, 35924, 43148, 59018, 71848, 85961, 86296, 118036, 143696, 171922, 172592, 206563, 236072, 343844, 413126, 472144, 601727, 687688, 826252, 1203454, 1375376, 1652504, 1977103, 2406908, 3305008, 3954206, 4813816, 7908412, 9627632, 13839721, 15816824, 27679442, 31633648, 55358884, 110717768, 221435536]

約数ペア:

[(1, 221435536), (2, 110717768), (4, 55358884), (7, 31633648), (8, 27679442), (14, 15816824), (16, 13839721), (23, 9627632), (28, 7908412), (46, 4813816), (56, 3954206), (67, 3305008), (92, 2406908), (112, 1977103), (134, 1652504), (161, 1375376), (184, 1203454), (268, 826252), (322, 687688), (368, 601727), (469, 472144), (536, 413126), (644, 343844), (938, 236072), (1072, 206563), (1283, 172592), (1288, 171922), (1541, 143696), (1876, 118036), (2566, 86296), (2576, 85961), (3082, 71848), (3752, 59018), (5132, 43148), (6164, 35924), (7504, 29509), (8981, 24656), (10264, 21574), (10787, 20528), (12328, 17962)]