69781040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^2$

素因数の和:726

約数の個数: 60

約数和(自身を含む): 185944944

約数和(自身を除く): 116163904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 560, 706, 1412, 1765, 2471, 2824, 3530, 4942, 5648, 7060, 9884, 12355, 14120, 19768, 24710, 28240, 39536, 49420, 98840, 124609, 197680, 249218, 498436, 623045, 872263, 996872, 1246090, 1744526, 1993744, 2492180, 3489052, 4361315, 4984360, 6978104, 8722630, 9968720, 13956208, 17445260, 34890520, 69781040]

約数ペア:

[(1, 69781040), (2, 34890520), (4, 17445260), (5, 13956208), (7, 9968720), (8, 8722630), (10, 6978104), (14, 4984360), (16, 4361315), (20, 3489052), (28, 2492180), (35, 1993744), (40, 1744526), (56, 1246090), (70, 996872), (80, 872263), (112, 623045), (140, 498436), (280, 249218), (353, 197680), (560, 124609), (706, 98840), (1412, 49420), (1765, 39536), (2471, 28240), (2824, 24710), (3530, 19768), (4942, 14120), (5648, 12355), (7060, 9884)]