153890640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{213737}}^1$

素因数の和:213756

約数の個数: 60

約数和(自身を含む): 516818484

約数和(自身を除く): 362927844

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, 213737, 427474, 641211, 854948, 1068685, 1282422, 1709896, 1923633, 2137370, 2564844, 3206055, 3419792, 3847266, 4274740, 5129688, 6412110, 7694532, 8549480, 9618165, 10259376, 12824220, 15389064, 17098960, 19236330, 25648440, 30778128, 38472660, 51296880, 76945320, 153890640]

約数ペア:

[(1, 153890640), (2, 76945320), (3, 51296880), (4, 38472660), (5, 30778128), (6, 25648440), (8, 19236330), (9, 17098960), (10, 15389064), (12, 12824220), (15, 10259376), (16, 9618165), (18, 8549480), (20, 7694532), (24, 6412110), (30, 5129688), (36, 4274740), (40, 3847266), (45, 3419792), (48, 3206055), (60, 2564844), (72, 2137370), (80, 1923633), (90, 1709896), (120, 1282422), (144, 1068685), (180, 854948), (240, 641211), (360, 427474), (720, 213737)]