61857720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{171827}}^1$

素因数の和:171844

約数の個数: 48

約数和(自身を含む): 201038760

約数和(自身を除く): 139181040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 171827, 343654, 515481, 687308, 859135, 1030962, 1374616, 1546443, 1718270, 2061924, 2577405, 3092886, 3436540, 4123848, 5154810, 6185772, 6873080, 7732215, 10309620, 12371544, 15464430, 20619240, 30928860, 61857720]

約数ペア:

[(1, 61857720), (2, 30928860), (3, 20619240), (4, 15464430), (5, 12371544), (6, 10309620), (8, 7732215), (9, 6873080), (10, 6185772), (12, 5154810), (15, 4123848), (18, 3436540), (20, 3092886), (24, 2577405), (30, 2061924), (36, 1718270), (40, 1546443), (45, 1374616), (60, 1030962), (72, 859135), (90, 687308), (120, 515481), (180, 343654), (360, 171827)]