520140240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{722417}}^1$

素因数の和:722436

約数の個数: 60

約数和(自身を含む): 1746806724

約数和(自身を除く): 1226666484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 722417, 1444834, 2167251, 2889668, 3612085, 4334502, 5779336, 6501753, 7224170, 8669004, 10836255, 11558672, 13003506, 14448340, 17338008, 21672510, 26007012, 28896680, 32508765, 34676016, 43345020, 52014024, 57793360, 65017530, 86690040, 104028048, 130035060, 173380080, 260070120, 520140240]

約数ペア:

[(1, 520140240), (2, 260070120), (3, 173380080), (4, 130035060), (5, 104028048), (6, 86690040), (8, 65017530), (9, 57793360), (10, 52014024), (12, 43345020), (15, 34676016), (16, 32508765), (18, 28896680), (20, 26007012), (24, 21672510), (30, 17338008), (36, 14448340), (40, 13003506), (45, 11558672), (48, 10836255), (60, 8669004), (72, 7224170), (80, 6501753), (90, 5779336), (120, 4334502), (144, 3612085), (180, 2889668), (240, 2167251), (360, 1444834), (720, 722417)]