211131900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{11171}}^1$

素因数の和:11201

約数の個数: 144

約数和(自身を含む): 775783680

約数和(自身を除く): 564651780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 11171, 18900, 22342, 33513, 44684, 55855, 67026, 78197, 100539, 111710, 134052, 156394, 167565, 201078, 223420, 234591, 279275, 301617, 312788, 335130, 390985, 402156, 469182, 502695, 558550, 603234, 670260, 703773, 781970, 837825, 938364, 1005390, 1117100, 1172955, 1206468, 1407546, 1508085, 1563940, 1675650, 1954925, 2010780, 2111319, 2345910, 2513475, 2815092, 3016170, 3351300, 3518865, 3909850, 4222638, 4691820, 5026950, 5864775, 6032340, 7037730, 7540425, 7819700, 8445276, 10053900, 10556595, 11729550, 14075460, 15080850, 17594325, 21113190, 23459100, 30161700, 35188650, 42226380, 52782975, 70377300, 105565950, 211131900]

約数ペア:

[(1, 211131900), (2, 105565950), (3, 70377300), (4, 52782975), (5, 42226380), (6, 35188650), (7, 30161700), (9, 23459100), (10, 21113190), (12, 17594325), (14, 15080850), (15, 14075460), (18, 11729550), (20, 10556595), (21, 10053900), (25, 8445276), (27, 7819700), (28, 7540425), (30, 7037730), (35, 6032340), (36, 5864775), (42, 5026950), (45, 4691820), (50, 4222638), (54, 3909850), (60, 3518865), (63, 3351300), (70, 3016170), (75, 2815092), (84, 2513475), (90, 2345910), (100, 2111319), (105, 2010780), (108, 1954925), (126, 1675650), (135, 1563940), (140, 1508085), (150, 1407546), (175, 1206468), (180, 1172955), (189, 1117100), (210, 1005390), (225, 938364), (252, 837825), (270, 781970), (300, 703773), (315, 670260), (350, 603234), (378, 558550), (420, 502695), (450, 469182), (525, 402156), (540, 390985), (630, 335130), (675, 312788), (700, 301617), (756, 279275), (900, 234591), (945, 223420), (1050, 201078), (1260, 167565), (1350, 156394), (1575, 134052), (1890, 111710), (2100, 100539), (2700, 78197), (3150, 67026), (3780, 55855), (4725, 44684), (6300, 33513), (9450, 22342), (11171, 18900)]