261729936

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139813}}^1$

素因数の和:139840

約数の個数: 60

約数和(自身を含む): 788830588

約数和(自身を除く): 527100652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 139813, 279626, 419439, 559252, 838878, 1118504, 1258317, 1677756, 1817569, 2237008, 2516634, 3355512, 3635138, 5033268, 5452707, 6711024, 7270276, 10066536, 10905414, 14540552, 16358121, 20133072, 21810828, 29081104, 32716242, 43621656, 65432484, 87243312, 130864968, 261729936]

約数ペア:

[(1, 261729936), (2, 130864968), (3, 87243312), (4, 65432484), (6, 43621656), (8, 32716242), (9, 29081104), (12, 21810828), (13, 20133072), (16, 16358121), (18, 14540552), (24, 10905414), (26, 10066536), (36, 7270276), (39, 6711024), (48, 5452707), (52, 5033268), (72, 3635138), (78, 3355512), (104, 2516634), (117, 2237008), (144, 1817569), (156, 1677756), (208, 1258317), (234, 1118504), (312, 838878), (468, 559252), (624, 419439), (936, 279626), (1872, 139813)]