406213740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2256743}}^1$

素因数の和:2256758

約数の個数: 36

約数和(自身を含む): 1232182224

約数和(自身を除く): 825968484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2256743, 4513486, 6770229, 9026972, 11283715, 13540458, 20310687, 22567430, 27080916, 33851145, 40621374, 45134860, 67702290, 81242748, 101553435, 135404580, 203106870, 406213740]

約数ペア:

[(1, 406213740), (2, 203106870), (3, 135404580), (4, 101553435), (5, 81242748), (6, 67702290), (9, 45134860), (10, 40621374), (12, 33851145), (15, 27080916), (18, 22567430), (20, 20310687), (30, 13540458), (36, 11283715), (45, 9026972), (60, 6770229), (90, 4513486), (180, 2256743)]