72628780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2063

約数の個数: 72

約数和(自身を含む): 182307888

約数和(自身を除く): 109679108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2003, 2590, 3626, 4006, 5180, 7252, 8012, 9065, 10015, 14021, 18130, 20030, 28042, 36260, 40060, 56084, 70105, 74111, 98147, 140210, 148222, 196294, 280420, 296444, 370555, 392588, 490735, 518777, 741110, 981470, 1037554, 1482220, 1962940, 2075108, 2593885, 3631439, 5187770, 7262878, 10375540, 14525756, 18157195, 36314390, 72628780]

約数ペア:

[(1, 72628780), (2, 36314390), (4, 18157195), (5, 14525756), (7, 10375540), (10, 7262878), (14, 5187770), (20, 3631439), (28, 2593885), (35, 2075108), (37, 1962940), (49, 1482220), (70, 1037554), (74, 981470), (98, 741110), (140, 518777), (148, 490735), (185, 392588), (196, 370555), (245, 296444), (259, 280420), (370, 196294), (490, 148222), (518, 140210), (740, 98147), (980, 74111), (1036, 70105), (1295, 56084), (1813, 40060), (2003, 36260), (2590, 28042), (3626, 20030), (4006, 18130), (5180, 14021), (7252, 10015), (8012, 9065)]