198399888

素因数分解:

$2^4\times 3^3\times {\mathrm{257}}^1\times {\mathrm{1787}}^1$

素因数の和:2061

約数の個数: 80

約数和(自身を含む): 572016960

約数和(自身を除く): 373617072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 257, 432, 514, 771, 1028, 1542, 1787, 2056, 2313, 3084, 3574, 4112, 4626, 5361, 6168, 6939, 7148, 9252, 10722, 12336, 13878, 14296, 16083, 18504, 21444, 27756, 28592, 32166, 37008, 42888, 48249, 55512, 64332, 85776, 96498, 111024, 128664, 192996, 257328, 385992, 459259, 771984, 918518, 1377777, 1837036, 2755554, 3674072, 4133331, 5511108, 7348144, 8266662, 11022216, 12399993, 16533324, 22044432, 24799986, 33066648, 49599972, 66133296, 99199944, 198399888]

約数ペア:

[(1, 198399888), (2, 99199944), (3, 66133296), (4, 49599972), (6, 33066648), (8, 24799986), (9, 22044432), (12, 16533324), (16, 12399993), (18, 11022216), (24, 8266662), (27, 7348144), (36, 5511108), (48, 4133331), (54, 3674072), (72, 2755554), (108, 1837036), (144, 1377777), (216, 918518), (257, 771984), (432, 459259), (514, 385992), (771, 257328), (1028, 192996), (1542, 128664), (1787, 111024), (2056, 96498), (2313, 85776), (3084, 64332), (3574, 55512), (4112, 48249), (4626, 42888), (5361, 37008), (6168, 32166), (6939, 28592), (7148, 27756), (9252, 21444), (10722, 18504), (12336, 16083), (13878, 14296)]