201440880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{279779}}^1$

素因数の和:279798

約数の個数: 60

約数和(自身を含む): 676508040

約数和(自身を除く): 475067160

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, 279779, 559558, 839337, 1119116, 1398895, 1678674, 2238232, 2518011, 2797790, 3357348, 4196685, 4476464, 5036022, 5595580, 6714696, 8393370, 10072044, 11191160, 12590055, 13429392, 16786740, 20144088, 22382320, 25180110, 33573480, 40288176, 50360220, 67146960, 100720440, 201440880]

約数ペア:

[(1, 201440880), (2, 100720440), (3, 67146960), (4, 50360220), (5, 40288176), (6, 33573480), (8, 25180110), (9, 22382320), (10, 20144088), (12, 16786740), (15, 13429392), (16, 12590055), (18, 11191160), (20, 10072044), (24, 8393370), (30, 6714696), (36, 5595580), (40, 5036022), (45, 4476464), (48, 4196685), (60, 3357348), (72, 2797790), (80, 2518011), (90, 2238232), (120, 1678674), (144, 1398895), (180, 1119116), (240, 839337), (360, 559558), (720, 279779)]