180761008

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 355124592

約数和(自身を除く): 174363584

約数列:

[1, 2, 4, 8, 16, 157, 227, 314, 317, 454, 628, 634, 908, 1256, 1268, 1816, 2512, 2536, 3632, 5072, 35639, 49769, 71278, 71959, 99538, 142556, 143918, 199076, 285112, 287836, 398152, 570224, 575672, 796304, 1151344, 11297563, 22595126, 45190252, 90380504, 180761008]

約数ペア:

[(1, 180761008), (2, 90380504), (4, 45190252), (8, 22595126), (16, 11297563), (157, 1151344), (227, 796304), (314, 575672), (317, 570224), (454, 398152), (628, 287836), (634, 285112), (908, 199076), (1256, 143918), (1268, 142556), (1816, 99538), (2512, 71959), (2536, 71278), (3632, 49769), (5072, 35639)]