128440920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1070341}}^1$

素因数の和:1070355

約数の個数: 32

約数和(自身を含む): 385323120

約数和(自身を除く): 256882200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1070341, 2140682, 3211023, 4281364, 5351705, 6422046, 8562728, 10703410, 12844092, 16055115, 21406820, 25688184, 32110230, 42813640, 64220460, 128440920]

約数ペア:

[(1, 128440920), (2, 64220460), (3, 42813640), (4, 32110230), (5, 25688184), (6, 21406820), (8, 16055115), (10, 12844092), (12, 10703410), (15, 8562728), (20, 6422046), (24, 5351705), (30, 4281364), (40, 3211023), (60, 2140682), (120, 1070341)]