218533968

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{20789}}^1$

素因数の和:20876

約数の個数: 60

約数和(自身を含む): 619999380

約数和(自身を除く): 401465412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2628, 3504, 5256, 10512, 20789, 41578, 62367, 83156, 124734, 166312, 187101, 249468, 332624, 374202, 498936, 748404, 997872, 1496808, 1517597, 2993616, 3035194, 4552791, 6070388, 9105582, 12140776, 13658373, 18211164, 24281552, 27316746, 36422328, 54633492, 72844656, 109266984, 218533968]

約数ペア:

[(1, 218533968), (2, 109266984), (3, 72844656), (4, 54633492), (6, 36422328), (8, 27316746), (9, 24281552), (12, 18211164), (16, 13658373), (18, 12140776), (24, 9105582), (36, 6070388), (48, 4552791), (72, 3035194), (73, 2993616), (144, 1517597), (146, 1496808), (219, 997872), (292, 748404), (438, 498936), (584, 374202), (657, 332624), (876, 249468), (1168, 187101), (1314, 166312), (1752, 124734), (2628, 83156), (3504, 62367), (5256, 41578), (10512, 20789)]