211637340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{391921}}^1$

素因数の和:391939

約数の個数: 48

約数和(自身を含む): 658428960

約数和(自身を除く): 446791620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 391921, 783842, 1175763, 1567684, 1959605, 2351526, 3527289, 3919210, 4703052, 5878815, 7054578, 7838420, 10581867, 11757630, 14109156, 17636445, 21163734, 23515260, 35272890, 42327468, 52909335, 70545780, 105818670, 211637340]

約数ペア:

[(1, 211637340), (2, 105818670), (3, 70545780), (4, 52909335), (5, 42327468), (6, 35272890), (9, 23515260), (10, 21163734), (12, 17636445), (15, 14109156), (18, 11757630), (20, 10581867), (27, 7838420), (30, 7054578), (36, 5878815), (45, 4703052), (54, 3919210), (60, 3527289), (90, 2351526), (108, 1959605), (135, 1567684), (180, 1175763), (270, 783842), (540, 391921)]