1561693968

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{82787}}^1$

素因数の和:82932

約数の個数: 60

約数和(自身を含む): 4403990448

約数和(自身を除く): 2842296480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1179, 1572, 2096, 2358, 3144, 4716, 6288, 9432, 18864, 82787, 165574, 248361, 331148, 496722, 662296, 745083, 993444, 1324592, 1490166, 1986888, 2980332, 3973776, 5960664, 10845097, 11921328, 21690194, 32535291, 43380388, 65070582, 86760776, 97605873, 130141164, 173521552, 195211746, 260282328, 390423492, 520564656, 780846984, 1561693968]

約数ペア:

[(1, 1561693968), (2, 780846984), (3, 520564656), (4, 390423492), (6, 260282328), (8, 195211746), (9, 173521552), (12, 130141164), (16, 97605873), (18, 86760776), (24, 65070582), (36, 43380388), (48, 32535291), (72, 21690194), (131, 11921328), (144, 10845097), (262, 5960664), (393, 3973776), (524, 2980332), (786, 1986888), (1048, 1490166), (1179, 1324592), (1572, 993444), (2096, 745083), (2358, 662296), (3144, 496722), (4716, 331148), (6288, 248361), (9432, 165574), (18864, 82787)]