688045260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{234029}}^1$

素因数の和:234055

約数の個数: 72

約数和(自身を含む): 2241071280

約数和(自身を除く): 1553026020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 234029, 468058, 702087, 936116, 1170145, 1404174, 1638203, 2340290, 2808348, 3276406, 3510435, 4680580, 4914609, 6552812, 7020870, 8191015, 9829218, 11467421, 14041740, 16382030, 19658436, 22934842, 24573045, 32764060, 34402263, 45869684, 49146090, 57337105, 68804526, 98292180, 114674210, 137609052, 172011315, 229348420, 344022630, 688045260]

約数ペア:

[(1, 688045260), (2, 344022630), (3, 229348420), (4, 172011315), (5, 137609052), (6, 114674210), (7, 98292180), (10, 68804526), (12, 57337105), (14, 49146090), (15, 45869684), (20, 34402263), (21, 32764060), (28, 24573045), (30, 22934842), (35, 19658436), (42, 16382030), (49, 14041740), (60, 11467421), (70, 9829218), (84, 8191015), (98, 7020870), (105, 6552812), (140, 4914609), (147, 4680580), (196, 3510435), (210, 3276406), (245, 2808348), (294, 2340290), (420, 1638203), (490, 1404174), (588, 1170145), (735, 936116), (980, 702087), (1470, 468058), (2940, 234029)]