245705940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{455011}}^1$

素因数の和:455029

約数の個数: 48

約数和(自身を含む): 764420160

約数和(自身を除く): 518714220

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, 455011, 910022, 1365033, 1820044, 2275055, 2730066, 4095099, 4550110, 5460132, 6825165, 8190198, 9100220, 12285297, 13650330, 16380396, 20475495, 24570594, 27300660, 40950990, 49141188, 61426485, 81901980, 122852970, 245705940]

約数ペア:

[(1, 245705940), (2, 122852970), (3, 81901980), (4, 61426485), (5, 49141188), (6, 40950990), (9, 27300660), (10, 24570594), (12, 20475495), (15, 16380396), (18, 13650330), (20, 12285297), (27, 9100220), (30, 8190198), (36, 6825165), (45, 5460132), (54, 4550110), (60, 4095099), (90, 2730066), (108, 2275055), (135, 1820044), (180, 1365033), (270, 910022), (540, 455011)]