630840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{751}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 2165760

約数和(自身を除く): 1534920

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, 751, 840, 1502, 2253, 3004, 3755, 4506, 5257, 6008, 7510, 9012, 10514, 11265, 15020, 15771, 18024, 21028, 22530, 26285, 30040, 31542, 42056, 45060, 52570, 63084, 78855, 90120, 105140, 126168, 157710, 210280, 315420, 630840]

約数ペア:

[(1, 630840), (2, 315420), (3, 210280), (4, 157710), (5, 126168), (6, 105140), (7, 90120), (8, 78855), (10, 63084), (12, 52570), (14, 45060), (15, 42056), (20, 31542), (21, 30040), (24, 26285), (28, 22530), (30, 21028), (35, 18024), (40, 15771), (42, 15020), (56, 11265), (60, 10514), (70, 9012), (84, 7510), (105, 6008), (120, 5257), (140, 4506), (168, 3755), (210, 3004), (280, 2253), (420, 1502), (751, 840)]