78836040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218989}}^1$

素因数の和:219006

約数の個数: 48

約数和(自身を含む): 256218300

約数和(自身を除く): 177382260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 218989, 437978, 656967, 875956, 1094945, 1313934, 1751912, 1970901, 2189890, 2627868, 3284835, 3941802, 4379780, 5255736, 6569670, 7883604, 8759560, 9854505, 13139340, 15767208, 19709010, 26278680, 39418020, 78836040]

約数ペア:

[(1, 78836040), (2, 39418020), (3, 26278680), (4, 19709010), (5, 15767208), (6, 13139340), (8, 9854505), (9, 8759560), (10, 7883604), (12, 6569670), (15, 5255736), (18, 4379780), (20, 3941802), (24, 3284835), (30, 2627868), (36, 2189890), (40, 1970901), (45, 1751912), (60, 1313934), (72, 1094945), (90, 875956), (120, 656967), (180, 437978), (360, 218989)]