647730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{2399}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 1728000

約数和(自身を除く): 1080270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 2399, 4798, 7197, 11995, 14394, 21591, 23990, 35985, 43182, 64773, 71970, 107955, 129546, 215910, 323865, 647730]

約数ペア:

[(1, 647730), (2, 323865), (3, 215910), (5, 129546), (6, 107955), (9, 71970), (10, 64773), (15, 43182), (18, 35985), (27, 23990), (30, 21591), (45, 14394), (54, 11995), (90, 7197), (135, 4798), (270, 2399)]