261279216

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{54983}}^1$

素因数の和:55011

約数の個数: 80

約数和(自身を含む): 818161920

約数和(自身を除く): 556882704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 144, 176, 198, 216, 264, 297, 396, 432, 528, 594, 792, 1188, 1584, 2376, 4752, 54983, 109966, 164949, 219932, 329898, 439864, 494847, 604813, 659796, 879728, 989694, 1209626, 1319592, 1484541, 1814439, 1979388, 2419252, 2639184, 2969082, 3628878, 3958776, 4838504, 5443317, 5938164, 7257756, 7917552, 9677008, 10886634, 11876328, 14515512, 16329951, 21773268, 23752656, 29031024, 32659902, 43546536, 65319804, 87093072, 130639608, 261279216]

約数ペア:

[(1, 261279216), (2, 130639608), (3, 87093072), (4, 65319804), (6, 43546536), (8, 32659902), (9, 29031024), (11, 23752656), (12, 21773268), (16, 16329951), (18, 14515512), (22, 11876328), (24, 10886634), (27, 9677008), (33, 7917552), (36, 7257756), (44, 5938164), (48, 5443317), (54, 4838504), (66, 3958776), (72, 3628878), (88, 2969082), (99, 2639184), (108, 2419252), (132, 1979388), (144, 1814439), (176, 1484541), (198, 1319592), (216, 1209626), (264, 989694), (297, 879728), (396, 659796), (432, 604813), (528, 494847), (594, 439864), (792, 329898), (1188, 219932), (1584, 164949), (2376, 109966), (4752, 54983)]