211441020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{503431}}^1$

素因数の和:503450

約数の個数: 48

約数和(自身を含む): 676612608

約数和(自身を除く): 465171588

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, 503431, 1006862, 1510293, 2013724, 2517155, 3020586, 3524017, 5034310, 6041172, 7048034, 7551465, 10068620, 10572051, 14096068, 15102930, 17620085, 21144102, 30205860, 35240170, 42288204, 52860255, 70480340, 105720510, 211441020]

約数ペア:

[(1, 211441020), (2, 105720510), (3, 70480340), (4, 52860255), (5, 42288204), (6, 35240170), (7, 30205860), (10, 21144102), (12, 17620085), (14, 15102930), (15, 14096068), (20, 10572051), (21, 10068620), (28, 7551465), (30, 7048034), (35, 6041172), (42, 5034310), (60, 3524017), (70, 3020586), (84, 2517155), (105, 2013724), (140, 1510293), (210, 1006862), (420, 503431)]