276489780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{658309}}^1$

素因数の和:658328

約数の個数: 48

約数和(自身を含む): 884768640

約数和(自身を除く): 608278860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 658309, 1316618, 1974927, 2633236, 3291545, 3949854, 4608163, 6583090, 7899708, 9216326, 9874635, 13166180, 13824489, 18432652, 19749270, 23040815, 27648978, 39498540, 46081630, 55297956, 69122445, 92163260, 138244890, 276489780]

約数ペア:

[(1, 276489780), (2, 138244890), (3, 92163260), (4, 69122445), (5, 55297956), (6, 46081630), (7, 39498540), (10, 27648978), (12, 23040815), (14, 19749270), (15, 18432652), (20, 13824489), (21, 13166180), (28, 9874635), (30, 9216326), (35, 7899708), (42, 6583090), (60, 4608163), (70, 3949854), (84, 3291545), (105, 2633236), (140, 1974927), (210, 1316618), (420, 658309)]