147720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1231}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 443520

約数和(自身を除く): 295800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1231, 2462, 3693, 4924, 6155, 7386, 9848, 12310, 14772, 18465, 24620, 29544, 36930, 49240, 73860, 147720]

約数ペア:

[(1, 147720), (2, 73860), (3, 49240), (4, 36930), (5, 29544), (6, 24620), (8, 18465), (10, 14772), (12, 12310), (15, 9848), (20, 7386), (24, 6155), (30, 4924), (40, 3693), (60, 2462), (120, 1231)]