215513620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{6133}}^1$

素因数の和:6400

約数の個数: 48

約数和(自身を含む): 519378048

約数和(自身を除く): 303864428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 5020, 6133, 7028, 8785, 12266, 17570, 24532, 30665, 35140, 42931, 61330, 85862, 122660, 171724, 214655, 429310, 858620, 1539383, 3078766, 6157532, 7696915, 10775681, 15393830, 21551362, 30787660, 43102724, 53878405, 107756810, 215513620]

約数ペア:

[(1, 215513620), (2, 107756810), (4, 53878405), (5, 43102724), (7, 30787660), (10, 21551362), (14, 15393830), (20, 10775681), (28, 7696915), (35, 6157532), (70, 3078766), (140, 1539383), (251, 858620), (502, 429310), (1004, 214655), (1255, 171724), (1757, 122660), (2510, 85862), (3514, 61330), (5020, 42931), (6133, 35140), (7028, 30665), (8785, 24532), (12266, 17570)]