221242620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{12011}}^1$

素因数の和:12330

約数の個数: 48

約数和(自身を含む): 621548928

約数和(自身を除く): 400306308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210, 12011, 18420, 24022, 36033, 48044, 60055, 72066, 120110, 144132, 180165, 240220, 360330, 720660, 3687377, 7374754, 11062131, 14749508, 18436885, 22124262, 36873770, 44248524, 55310655, 73747540, 110621310, 221242620]

約数ペア:

[(1, 221242620), (2, 110621310), (3, 73747540), (4, 55310655), (5, 44248524), (6, 36873770), (10, 22124262), (12, 18436885), (15, 14749508), (20, 11062131), (30, 7374754), (60, 3687377), (307, 720660), (614, 360330), (921, 240220), (1228, 180165), (1535, 144132), (1842, 120110), (3070, 72066), (3684, 60055), (4605, 48044), (6140, 36033), (9210, 24022), (12011, 18420)]