331387140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{789017}}^1$

素因数の和:789036

約数の個数: 48

約数和(自身を含む): 1060440192

約数和(自身を除く): 729053052

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, 789017, 1578034, 2367051, 3156068, 3945085, 4734102, 5523119, 7890170, 9468204, 11046238, 11835255, 15780340, 16569357, 22092476, 23670510, 27615595, 33138714, 47341020, 55231190, 66277428, 82846785, 110462380, 165693570, 331387140]

約数ペア:

[(1, 331387140), (2, 165693570), (3, 110462380), (4, 82846785), (5, 66277428), (6, 55231190), (7, 47341020), (10, 33138714), (12, 27615595), (14, 23670510), (15, 22092476), (20, 16569357), (21, 15780340), (28, 11835255), (30, 11046238), (35, 9468204), (42, 7890170), (60, 5523119), (70, 4734102), (84, 3945085), (105, 3156068), (140, 2367051), (210, 1578034), (420, 789017)]