64678661880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76998407}}^1$

素因数の和:76998428

約数の個数: 64

約数和(自身を含む): 221755415040

約数和(自身を除く): 157076753160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 76998407, 153996814, 230995221, 307993628, 384992035, 461990442, 538988849, 615987256, 769984070, 923980884, 1077977698, 1154976105, 1539968140, 1616966547, 1847961768, 2155955396, 2309952210, 2694944245, 3079936280, 3233933094, 4311910792, 4619904420, 5389888490, 6467866188, 8084832735, 9239808840, 10779776980, 12935732376, 16169665470, 21559553960, 32339330940, 64678661880]

約数ペア:

[(1, 64678661880), (2, 32339330940), (3, 21559553960), (4, 16169665470), (5, 12935732376), (6, 10779776980), (7, 9239808840), (8, 8084832735), (10, 6467866188), (12, 5389888490), (14, 4619904420), (15, 4311910792), (20, 3233933094), (21, 3079936280), (24, 2694944245), (28, 2309952210), (30, 2155955396), (35, 1847961768), (40, 1616966547), (42, 1539968140), (56, 1154976105), (60, 1077977698), (70, 923980884), (84, 769984070), (105, 615987256), (120, 538988849), (140, 461990442), (168, 384992035), (210, 307993628), (280, 230995221), (420, 153996814), (840, 76998407)]