65421360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{90863}}^1$

素因数の和:90882

約数の個数: 60

約数和(自身を含む): 219709152

約数和(自身を除く): 154287792

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, 90863, 181726, 272589, 363452, 454315, 545178, 726904, 817767, 908630, 1090356, 1362945, 1453808, 1635534, 1817260, 2180712, 2725890, 3271068, 3634520, 4088835, 4361424, 5451780, 6542136, 7269040, 8177670, 10903560, 13084272, 16355340, 21807120, 32710680, 65421360]

約数ペア:

[(1, 65421360), (2, 32710680), (3, 21807120), (4, 16355340), (5, 13084272), (6, 10903560), (8, 8177670), (9, 7269040), (10, 6542136), (12, 5451780), (15, 4361424), (16, 4088835), (18, 3634520), (20, 3271068), (24, 2725890), (30, 2180712), (36, 1817260), (40, 1635534), (45, 1453808), (48, 1362945), (60, 1090356), (72, 908630), (80, 817767), (90, 726904), (120, 545178), (144, 454315), (180, 363452), (240, 272589), (360, 181726), (720, 90863)]