80547120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111871}}^1$

素因数の和:111890

約数の個数: 60

約数和(自身を含む): 270506496

約数和(自身を除く): 189959376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111871, 223742, 335613, 447484, 559355, 671226, 894968, 1006839, 1118710, 1342452, 1678065, 1789936, 2013678, 2237420, 2684904, 3356130, 4027356, 4474840, 5034195, 5369808, 6712260, 8054712, 8949680, 10068390, 13424520, 16109424, 20136780, 26849040, 40273560, 80547120]

約数ペア:

[(1, 80547120), (2, 40273560), (3, 26849040), (4, 20136780), (5, 16109424), (6, 13424520), (8, 10068390), (9, 8949680), (10, 8054712), (12, 6712260), (15, 5369808), (16, 5034195), (18, 4474840), (20, 4027356), (24, 3356130), (30, 2684904), (36, 2237420), (40, 2013678), (45, 1789936), (48, 1678065), (60, 1342452), (72, 1118710), (80, 1006839), (90, 894968), (120, 671226), (144, 559355), (180, 447484), (240, 335613), (360, 223742), (720, 111871)]