219691888

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:866

約数の個数: 60

約数和(自身を含む): 465639840

約数和(自身を除く): 245947952

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 169, 208, 226, 338, 452, 676, 719, 904, 1352, 1438, 1469, 1808, 2704, 2876, 2938, 5752, 5876, 9347, 11504, 11752, 18694, 19097, 23504, 37388, 38194, 74776, 76388, 81247, 121511, 149552, 152776, 162494, 243022, 305552, 324988, 486044, 649976, 972088, 1056211, 1299952, 1944176, 2112422, 4224844, 8449688, 13730743, 16899376, 27461486, 54922972, 109845944, 219691888]

約数ペア:

[(1, 219691888), (2, 109845944), (4, 54922972), (8, 27461486), (13, 16899376), (16, 13730743), (26, 8449688), (52, 4224844), (104, 2112422), (113, 1944176), (169, 1299952), (208, 1056211), (226, 972088), (338, 649976), (452, 486044), (676, 324988), (719, 305552), (904, 243022), (1352, 162494), (1438, 152776), (1469, 149552), (1808, 121511), (2704, 81247), (2876, 76388), (2938, 74776), (5752, 38194), (5876, 37388), (9347, 23504), (11504, 19097), (11752, 18694)]