328021260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{781003}}^1$

素因数の和:781022

約数の個数: 48

約数和(自身を含む): 1049669376

約数和(自身を除く): 721648116

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, 781003, 1562006, 2343009, 3124012, 3905015, 4686018, 5467021, 7810030, 9372036, 10934042, 11715045, 15620060, 16401063, 21868084, 23430090, 27335105, 32802126, 46860180, 54670210, 65604252, 82005315, 109340420, 164010630, 328021260]

約数ペア:

[(1, 328021260), (2, 164010630), (3, 109340420), (4, 82005315), (5, 65604252), (6, 54670210), (7, 46860180), (10, 32802126), (12, 27335105), (14, 23430090), (15, 21868084), (20, 16401063), (21, 15620060), (28, 11715045), (30, 10934042), (35, 9372036), (42, 7810030), (60, 5467021), (70, 4686018), (84, 3905015), (105, 3124012), (140, 2343009), (210, 1562006), (420, 781003)]