221277720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1843981}}^1$

素因数の和:1843995

約数の個数: 32

約数和(自身を含む): 663833520

約数和(自身を除く): 442555800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1843981, 3687962, 5531943, 7375924, 9219905, 11063886, 14751848, 18439810, 22127772, 27659715, 36879620, 44255544, 55319430, 73759240, 110638860, 221277720]

約数ペア:

[(1, 221277720), (2, 110638860), (3, 73759240), (4, 55319430), (5, 44255544), (6, 36879620), (8, 27659715), (10, 22127772), (12, 18439810), (15, 14751848), (20, 11063886), (24, 9219905), (30, 7375924), (40, 5531943), (60, 3687962), (120, 1843981)]