664367940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1230311}}^1$

素因数の和:1230329

約数の個数: 48

約数和(自身を含む): 2066924160

約数和(自身を除く): 1402556220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1230311, 2460622, 3690933, 4921244, 6151555, 7381866, 11072799, 12303110, 14763732, 18454665, 22145598, 24606220, 33218397, 36909330, 44291196, 55363995, 66436794, 73818660, 110727990, 132873588, 166091985, 221455980, 332183970, 664367940]

約数ペア:

[(1, 664367940), (2, 332183970), (3, 221455980), (4, 166091985), (5, 132873588), (6, 110727990), (9, 73818660), (10, 66436794), (12, 55363995), (15, 44291196), (18, 36909330), (20, 33218397), (27, 24606220), (30, 22145598), (36, 18454665), (45, 14763732), (54, 12303110), (60, 11072799), (90, 7381866), (108, 6151555), (135, 4921244), (180, 3690933), (270, 2460622), (540, 1230311)]