218984656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 493682688

約数和(自身を除く): 274698032

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 47, 88, 92, 94, 176, 184, 188, 253, 368, 376, 506, 517, 752, 1012, 1034, 1081, 1151, 2024, 2068, 2162, 2302, 4048, 4136, 4324, 4604, 8272, 8648, 9208, 11891, 12661, 17296, 18416, 23782, 25322, 26473, 47564, 50644, 52946, 54097, 95128, 101288, 105892, 108194, 190256, 202576, 211784, 216388, 291203, 423568, 432776, 582406, 595067, 865552, 1164812, 1190134, 1244231, 2329624, 2380268, 2488462, 4659248, 4760536, 4976924, 9521072, 9953848, 13686541, 19907696, 27373082, 54746164, 109492328, 218984656]

約数ペア:

[(1, 218984656), (2, 109492328), (4, 54746164), (8, 27373082), (11, 19907696), (16, 13686541), (22, 9953848), (23, 9521072), (44, 4976924), (46, 4760536), (47, 4659248), (88, 2488462), (92, 2380268), (94, 2329624), (176, 1244231), (184, 1190134), (188, 1164812), (253, 865552), (368, 595067), (376, 582406), (506, 432776), (517, 423568), (752, 291203), (1012, 216388), (1034, 211784), (1081, 202576), (1151, 190256), (2024, 108194), (2068, 105892), (2162, 101288), (2302, 95128), (4048, 54097), (4136, 52946), (4324, 50644), (4604, 47564), (8272, 26473), (8648, 25322), (9208, 23782), (11891, 18416), (12661, 17296)]