211089900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{100519}}^1$

素因数の和:100543

約数の個数: 72

約数和(自身を含む): 698010880

約数和(自身を除く): 486920980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 100519, 201038, 301557, 402076, 502595, 603114, 703633, 1005190, 1206228, 1407266, 1507785, 2010380, 2110899, 2512975, 2814532, 3015570, 3518165, 4221798, 5025950, 6031140, 7036330, 7538925, 8443596, 10051900, 10554495, 14072660, 15077850, 17590825, 21108990, 30155700, 35181650, 42217980, 52772475, 70363300, 105544950, 211089900]

約数ペア:

[(1, 211089900), (2, 105544950), (3, 70363300), (4, 52772475), (5, 42217980), (6, 35181650), (7, 30155700), (10, 21108990), (12, 17590825), (14, 15077850), (15, 14072660), (20, 10554495), (21, 10051900), (25, 8443596), (28, 7538925), (30, 7036330), (35, 6031140), (42, 5025950), (50, 4221798), (60, 3518165), (70, 3015570), (75, 2814532), (84, 2512975), (100, 2110899), (105, 2010380), (140, 1507785), (150, 1407266), (175, 1206228), (210, 1005190), (300, 703633), (350, 603114), (420, 502595), (525, 402076), (700, 301557), (1050, 201038), (2100, 100519)]