71339220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1579}}^1$

素因数の和:1845

約数の個数: 72

約数和(自身を含む): 217395360

約数和(自身を除く): 146056140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 1579, 2259, 2510, 3012, 3158, 3765, 4518, 4737, 5020, 6316, 7530, 7895, 9036, 9474, 11295, 14211, 15060, 15790, 18948, 22590, 23685, 28422, 31580, 45180, 47370, 56844, 71055, 94740, 142110, 284220, 396329, 792658, 1188987, 1585316, 1981645, 2377974, 3566961, 3963290, 4755948, 5944935, 7133922, 7926580, 11889870, 14267844, 17834805, 23779740, 35669610, 71339220]

約数ペア:

[(1, 71339220), (2, 35669610), (3, 23779740), (4, 17834805), (5, 14267844), (6, 11889870), (9, 7926580), (10, 7133922), (12, 5944935), (15, 4755948), (18, 3963290), (20, 3566961), (30, 2377974), (36, 1981645), (45, 1585316), (60, 1188987), (90, 792658), (180, 396329), (251, 284220), (502, 142110), (753, 94740), (1004, 71055), (1255, 56844), (1506, 47370), (1579, 45180), (2259, 31580), (2510, 28422), (3012, 23685), (3158, 22590), (3765, 18948), (4518, 15790), (4737, 15060), (5020, 14211), (6316, 11295), (7530, 9474), (7895, 9036)]