81627120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113371}}^1$

素因数の和:113390

約数の個数: 60

約数和(自身を含む): 274133496

約数和(自身を除く): 192506376

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, 113371, 226742, 340113, 453484, 566855, 680226, 906968, 1020339, 1133710, 1360452, 1700565, 1813936, 2040678, 2267420, 2720904, 3401130, 4081356, 4534840, 5101695, 5441808, 6802260, 8162712, 9069680, 10203390, 13604520, 16325424, 20406780, 27209040, 40813560, 81627120]

約数ペア:

[(1, 81627120), (2, 40813560), (3, 27209040), (4, 20406780), (5, 16325424), (6, 13604520), (8, 10203390), (9, 9069680), (10, 8162712), (12, 6802260), (15, 5441808), (16, 5101695), (18, 4534840), (20, 4081356), (24, 3401130), (30, 2720904), (36, 2267420), (40, 2040678), (45, 1813936), (48, 1700565), (60, 1360452), (72, 1133710), (80, 1020339), (90, 906968), (120, 680226), (144, 566855), (180, 453484), (240, 340113), (360, 226742), (720, 113371)]