210875700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{100417}}^1$

素因数の和:100441

約数の個数: 72

約数和(自身を含む): 697302592

約数和(自身を除く): 486426892

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, 100417, 200834, 301251, 401668, 502085, 602502, 702919, 1004170, 1205004, 1405838, 1506255, 2008340, 2108757, 2510425, 2811676, 3012510, 3514595, 4217514, 5020850, 6025020, 7029190, 7531275, 8435028, 10041700, 10543785, 14058380, 15062550, 17572975, 21087570, 30125100, 35145950, 42175140, 52718925, 70291900, 105437850, 210875700]

約数ペア:

[(1, 210875700), (2, 105437850), (3, 70291900), (4, 52718925), (5, 42175140), (6, 35145950), (7, 30125100), (10, 21087570), (12, 17572975), (14, 15062550), (15, 14058380), (20, 10543785), (21, 10041700), (25, 8435028), (28, 7531275), (30, 7029190), (35, 6025020), (42, 5020850), (50, 4217514), (60, 3514595), (70, 3012510), (75, 2811676), (84, 2510425), (100, 2108757), (105, 2008340), (140, 1506255), (150, 1405838), (175, 1205004), (210, 1004170), (300, 702919), (350, 602502), (420, 502085), (525, 401668), (700, 301251), (1050, 200834), (2100, 100417)]