239686216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20522

約数の個数: 64

約数和(自身を含む): 589824000

約数和(自身を除く): 350137784

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2926, 5852, 11704, 20479, 40958, 81916, 143353, 163832, 225269, 286706, 389101, 450538, 573412, 778202, 901076, 1146824, 1556404, 1576883, 1802152, 2723707, 3112808, 3153766, 4280111, 5447414, 6307532, 8560222, 10894828, 12615064, 17120444, 21789656, 29960777, 34240888, 59921554, 119843108, 239686216]

約数ペア:

[(1, 239686216), (2, 119843108), (4, 59921554), (7, 34240888), (8, 29960777), (11, 21789656), (14, 17120444), (19, 12615064), (22, 10894828), (28, 8560222), (38, 6307532), (44, 5447414), (56, 4280111), (76, 3153766), (77, 3112808), (88, 2723707), (133, 1802152), (152, 1576883), (154, 1556404), (209, 1146824), (266, 901076), (308, 778202), (418, 573412), (532, 450538), (616, 389101), (836, 286706), (1064, 225269), (1463, 163832), (1672, 143353), (2926, 81916), (5852, 40958), (11704, 20479)]