139562080

素因数分解:

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

素因数の和:728

約数の個数: 72

約数和(自身を含む): 377888112

約数和(自身を除く): 238326032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 353, 560, 706, 1120, 1412, 1765, 2471, 2824, 3530, 4942, 5648, 7060, 9884, 11296, 12355, 14120, 19768, 24710, 28240, 39536, 49420, 56480, 79072, 98840, 124609, 197680, 249218, 395360, 498436, 623045, 872263, 996872, 1246090, 1744526, 1993744, 2492180, 3489052, 3987488, 4361315, 4984360, 6978104, 8722630, 9968720, 13956208, 17445260, 19937440, 27912416, 34890520, 69781040, 139562080]

約数ペア:

[(1, 139562080), (2, 69781040), (4, 34890520), (5, 27912416), (7, 19937440), (8, 17445260), (10, 13956208), (14, 9968720), (16, 8722630), (20, 6978104), (28, 4984360), (32, 4361315), (35, 3987488), (40, 3489052), (56, 2492180), (70, 1993744), (80, 1744526), (112, 1246090), (140, 996872), (160, 872263), (224, 623045), (280, 498436), (353, 395360), (560, 249218), (706, 197680), (1120, 124609), (1412, 98840), (1765, 79072), (2471, 56480), (2824, 49420), (3530, 39536), (4942, 28240), (5648, 24710), (7060, 19768), (9884, 14120), (11296, 12355)]