201644280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{560123}}^1$

素因数の和:560140

約数の個数: 48

約数和(自身を含む): 655345080

約数和(自身を除く): 453700800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 560123, 1120246, 1680369, 2240492, 2800615, 3360738, 4480984, 5041107, 5601230, 6721476, 8401845, 10082214, 11202460, 13442952, 16803690, 20164428, 22404920, 25205535, 33607380, 40328856, 50411070, 67214760, 100822140, 201644280]

約数ペア:

[(1, 201644280), (2, 100822140), (3, 67214760), (4, 50411070), (5, 40328856), (6, 33607380), (8, 25205535), (9, 22404920), (10, 20164428), (12, 16803690), (15, 13442952), (18, 11202460), (20, 10082214), (24, 8401845), (30, 6721476), (36, 5601230), (40, 5041107), (45, 4480984), (60, 3360738), (72, 2800615), (90, 2240492), (120, 1680369), (180, 1120246), (360, 560123)]