245253540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{583937}}^1$

素因数の和:583956

約数の個数: 48

約数和(自身を含む): 784812672

約数和(自身を除く): 539559132

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, 583937, 1167874, 1751811, 2335748, 2919685, 3503622, 4087559, 5839370, 7007244, 8175118, 8759055, 11678740, 12262677, 16350236, 17518110, 20437795, 24525354, 35036220, 40875590, 49050708, 61313385, 81751180, 122626770, 245253540]

約数ペア:

[(1, 245253540), (2, 122626770), (3, 81751180), (4, 61313385), (5, 49050708), (6, 40875590), (7, 35036220), (10, 24525354), (12, 20437795), (14, 17518110), (15, 16350236), (20, 12262677), (21, 11678740), (28, 8759055), (30, 8175118), (35, 7007244), (42, 5839370), (60, 4087559), (70, 3503622), (84, 2919685), (105, 2335748), (140, 1751811), (210, 1167874), (420, 583937)]