2179715880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{490927}}^1$

素因数の和:490978

約数の個数: 64

約数和(自身を含む): 6715895040

約数和(自身を除く): 4536179160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 490927, 981854, 1472781, 1963708, 2454635, 2945562, 3927416, 4909270, 5891124, 7363905, 9818540, 11782248, 14727810, 18164299, 19637080, 29455620, 36328598, 54492897, 58911240, 72657196, 90821495, 108985794, 145314392, 181642990, 217971588, 272464485, 363285980, 435943176, 544928970, 726571960, 1089857940, 2179715880]

約数ペア:

[(1, 2179715880), (2, 1089857940), (3, 726571960), (4, 544928970), (5, 435943176), (6, 363285980), (8, 272464485), (10, 217971588), (12, 181642990), (15, 145314392), (20, 108985794), (24, 90821495), (30, 72657196), (37, 58911240), (40, 54492897), (60, 36328598), (74, 29455620), (111, 19637080), (120, 18164299), (148, 14727810), (185, 11782248), (222, 9818540), (296, 7363905), (370, 5891124), (444, 4909270), (555, 3927416), (740, 2945562), (888, 2454635), (1110, 1963708), (1480, 1472781), (2220, 981854), (4440, 490927)]