664756080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{9857}}^1$

素因数の和:10154

約数の個数: 80

約数和(自身を含む): 2068287264

約数和(自身を除く): 1403531184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3372, 4215, 4496, 5620, 6744, 8430, 9857, 11240, 13488, 16860, 19714, 22480, 29571, 33720, 39428, 49285, 59142, 67440, 78856, 98570, 118284, 147855, 157712, 197140, 236568, 295710, 394280, 473136, 591420, 788560, 1182840, 2365680, 2769817, 5539634, 8309451, 11079268, 13849085, 16618902, 22158536, 27698170, 33237804, 41547255, 44317072, 55396340, 66475608, 83094510, 110792680, 132951216, 166189020, 221585360, 332378040, 664756080]

約数ペア:

[(1, 664756080), (2, 332378040), (3, 221585360), (4, 166189020), (5, 132951216), (6, 110792680), (8, 83094510), (10, 66475608), (12, 55396340), (15, 44317072), (16, 41547255), (20, 33237804), (24, 27698170), (30, 22158536), (40, 16618902), (48, 13849085), (60, 11079268), (80, 8309451), (120, 5539634), (240, 2769817), (281, 2365680), (562, 1182840), (843, 788560), (1124, 591420), (1405, 473136), (1686, 394280), (2248, 295710), (2810, 236568), (3372, 197140), (4215, 157712), (4496, 147855), (5620, 118284), (6744, 98570), (8430, 78856), (9857, 67440), (11240, 59142), (13488, 49285), (16860, 39428), (19714, 33720), (22480, 29571)]