221062020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{14009}}^1$

素因数の和:14284

約数の個数: 48

約数和(自身を含む): 621371520

約数和(自身を除く): 400309500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 2630, 3156, 3945, 5260, 7890, 14009, 15780, 28018, 42027, 56036, 70045, 84054, 140090, 168108, 210135, 280180, 420270, 840540, 3684367, 7368734, 11053101, 14737468, 18421835, 22106202, 36843670, 44212404, 55265505, 73687340, 110531010, 221062020]

約数ペア:

[(1, 221062020), (2, 110531010), (3, 73687340), (4, 55265505), (5, 44212404), (6, 36843670), (10, 22106202), (12, 18421835), (15, 14737468), (20, 11053101), (30, 7368734), (60, 3684367), (263, 840540), (526, 420270), (789, 280180), (1052, 210135), (1315, 168108), (1578, 140090), (2630, 84054), (3156, 70045), (3945, 56036), (5260, 42027), (7890, 28018), (14009, 15780)]