301980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{719}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 967680

約数和(自身を除く): 665700

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, 719, 1438, 2157, 2876, 3595, 4314, 5033, 7190, 8628, 10066, 10785, 14380, 15099, 20132, 21570, 25165, 30198, 43140, 50330, 60396, 75495, 100660, 150990, 301980]

約数ペア:

[(1, 301980), (2, 150990), (3, 100660), (4, 75495), (5, 60396), (6, 50330), (7, 43140), (10, 30198), (12, 25165), (14, 21570), (15, 20132), (20, 15099), (21, 14380), (28, 10785), (30, 10066), (35, 8628), (42, 7190), (60, 5033), (70, 4314), (84, 3595), (105, 2876), (140, 2157), (210, 1438), (420, 719)]