720393105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 1251065088

約数和(自身を除く): 530671983

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 101, 249, 255, 303, 337, 415, 505, 1011, 1245, 1411, 1515, 1685, 1717, 4233, 5055, 5151, 5729, 7055, 8383, 8585, 17187, 21165, 25149, 25755, 27971, 28645, 34037, 41915, 83913, 85935, 102111, 125745, 139855, 142511, 170185, 419565, 427533, 475507, 510555, 578629, 712555, 1426521, 1735887, 2137665, 2377535, 2825071, 2893145, 7132605, 8475213, 8679435, 14125355, 42376065, 48026207, 144078621, 240131035, 720393105]

約数ペア:

[(1, 720393105), (3, 240131035), (5, 144078621), (15, 48026207), (17, 42376065), (51, 14125355), (83, 8679435), (85, 8475213), (101, 7132605), (249, 2893145), (255, 2825071), (303, 2377535), (337, 2137665), (415, 1735887), (505, 1426521), (1011, 712555), (1245, 578629), (1411, 510555), (1515, 475507), (1685, 427533), (1717, 419565), (4233, 170185), (5055, 142511), (5151, 139855), (5729, 125745), (7055, 102111), (8383, 85935), (8585, 83913), (17187, 41915), (21165, 34037), (25149, 28645), (25755, 27971)]