489315540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1165037}}^1$

素因数の和:1165056

約数の個数: 48

約数和(自身を含む): 1565811072

約数和(自身を除く): 1076495532

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, 1165037, 2330074, 3495111, 4660148, 5825185, 6990222, 8155259, 11650370, 13980444, 16310518, 17475555, 23300740, 24465777, 32621036, 34951110, 40776295, 48931554, 69902220, 81552590, 97863108, 122328885, 163105180, 244657770, 489315540]

約数ペア:

[(1, 489315540), (2, 244657770), (3, 163105180), (4, 122328885), (5, 97863108), (6, 81552590), (7, 69902220), (10, 48931554), (12, 40776295), (14, 34951110), (15, 32621036), (20, 24465777), (21, 23300740), (28, 17475555), (30, 16310518), (35, 13980444), (42, 11650370), (60, 8155259), (70, 6990222), (84, 5825185), (105, 4660148), (140, 3495111), (210, 2330074), (420, 1165037)]