131397480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{364993}}^1$

素因数の和:365010

約数の個数: 48

約数和(自身を含む): 427042980

約数和(自身を除く): 295645500

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, 364993, 729986, 1094979, 1459972, 1824965, 2189958, 2919944, 3284937, 3649930, 4379916, 5474895, 6569874, 7299860, 8759832, 10949790, 13139748, 14599720, 16424685, 21899580, 26279496, 32849370, 43799160, 65698740, 131397480]

約数ペア:

[(1, 131397480), (2, 65698740), (3, 43799160), (4, 32849370), (5, 26279496), (6, 21899580), (8, 16424685), (9, 14599720), (10, 13139748), (12, 10949790), (15, 8759832), (18, 7299860), (20, 6569874), (24, 5474895), (30, 4379916), (36, 3649930), (40, 3284937), (45, 2919944), (60, 2189958), (72, 1824965), (90, 1459972), (120, 1094979), (180, 729986), (360, 364993)]