1812240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{839}}^1$

素因数の和:861

約数の個数: 80

約数和(自身を含む): 6249600

約数和(自身を除く): 4437360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 839, 1080, 1678, 2160, 2517, 3356, 4195, 5034, 6712, 7551, 8390, 10068, 12585, 13424, 15102, 16780, 20136, 22653, 25170, 30204, 33560, 37755, 40272, 45306, 50340, 60408, 67120, 75510, 90612, 100680, 113265, 120816, 151020, 181224, 201360, 226530, 302040, 362448, 453060, 604080, 906120, 1812240]

約数ペア:

[(1, 1812240), (2, 906120), (3, 604080), (4, 453060), (5, 362448), (6, 302040), (8, 226530), (9, 201360), (10, 181224), (12, 151020), (15, 120816), (16, 113265), (18, 100680), (20, 90612), (24, 75510), (27, 67120), (30, 60408), (36, 50340), (40, 45306), (45, 40272), (48, 37755), (54, 33560), (60, 30204), (72, 25170), (80, 22653), (90, 20136), (108, 16780), (120, 15102), (135, 13424), (144, 12585), (180, 10068), (216, 8390), (240, 7551), (270, 6712), (360, 5034), (432, 4195), (540, 3356), (720, 2517), (839, 2160), (1080, 1678)]