71046640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{433}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 189862848

約数和(自身を除く): 118816208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 433, 560, 586, 866, 1172, 1465, 1732, 2051, 2165, 2344, 2930, 3031, 3464, 4102, 4330, 4688, 5860, 6062, 6928, 8204, 8660, 10255, 11720, 12124, 15155, 16408, 17320, 20510, 23440, 24248, 30310, 32816, 34640, 41020, 48496, 60620, 82040, 121240, 126869, 164080, 242480, 253738, 507476, 634345, 888083, 1014952, 1268690, 1776166, 2029904, 2537380, 3552332, 4440415, 5074760, 7104664, 8880830, 10149520, 14209328, 17761660, 35523320, 71046640]

約数ペア:

[(1, 71046640), (2, 35523320), (4, 17761660), (5, 14209328), (7, 10149520), (8, 8880830), (10, 7104664), (14, 5074760), (16, 4440415), (20, 3552332), (28, 2537380), (35, 2029904), (40, 1776166), (56, 1268690), (70, 1014952), (80, 888083), (112, 634345), (140, 507476), (280, 253738), (293, 242480), (433, 164080), (560, 126869), (586, 121240), (866, 82040), (1172, 60620), (1465, 48496), (1732, 41020), (2051, 34640), (2165, 32816), (2344, 30310), (2930, 24248), (3031, 23440), (3464, 20510), (4102, 17320), (4330, 16408), (4688, 15155), (5860, 12124), (6062, 11720), (6928, 10255), (8204, 8660)]