209619900

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{3697}}^1$

素因数の和:3730

約数の個数: 180

約数和(自身を含む): 776787088

約数和(自身を除く): 567167188

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, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 1050, 1134, 1260, 1350, 1575, 1620, 1890, 2025, 2100, 2268, 2700, 2835, 3150, 3697, 3780, 4050, 4725, 5670, 6300, 7394, 8100, 9450, 11091, 11340, 14175, 14788, 18485, 18900, 22182, 25879, 28350, 33273, 36970, 44364, 51758, 55455, 56700, 66546, 73940, 77637, 92425, 99819, 103516, 110910, 129395, 133092, 155274, 166365, 184850, 199638, 221820, 232911, 258790, 277275, 299457, 310548, 332730, 369700, 388185, 399276, 465822, 499095, 517580, 554550, 598914, 646975, 665460, 698733, 776370, 831825, 931644, 998190, 1109100, 1164555, 1197828, 1293950, 1397466, 1497285, 1552740, 1663650, 1940925, 1996380, 2096199, 2329110, 2495475, 2587900, 2794932, 2994570, 3327300, 3493665, 3881850, 4192398, 4658220, 4990950, 5822775, 5989140, 6987330, 7486425, 7763700, 8384796, 9981900, 10480995, 11645550, 13974660, 14972850, 17468325, 20961990, 23291100, 29945700, 34936650, 41923980, 52404975, 69873300, 104809950, 209619900]

約数ペア:

[(1, 209619900), (2, 104809950), (3, 69873300), (4, 52404975), (5, 41923980), (6, 34936650), (7, 29945700), (9, 23291100), (10, 20961990), (12, 17468325), (14, 14972850), (15, 13974660), (18, 11645550), (20, 10480995), (21, 9981900), (25, 8384796), (27, 7763700), (28, 7486425), (30, 6987330), (35, 5989140), (36, 5822775), (42, 4990950), (45, 4658220), (50, 4192398), (54, 3881850), (60, 3493665), (63, 3327300), (70, 2994570), (75, 2794932), (81, 2587900), (84, 2495475), (90, 2329110), (100, 2096199), (105, 1996380), (108, 1940925), (126, 1663650), (135, 1552740), (140, 1497285), (150, 1397466), (162, 1293950), (175, 1197828), (180, 1164555), (189, 1109100), (210, 998190), (225, 931644), (252, 831825), (270, 776370), (300, 698733), (315, 665460), (324, 646975), (350, 598914), (378, 554550), (405, 517580), (420, 499095), (450, 465822), (525, 399276), (540, 388185), (567, 369700), (630, 332730), (675, 310548), (700, 299457), (756, 277275), (810, 258790), (900, 232911), (945, 221820), (1050, 199638), (1134, 184850), (1260, 166365), (1350, 155274), (1575, 133092), (1620, 129395), (1890, 110910), (2025, 103516), (2100, 99819), (2268, 92425), (2700, 77637), (2835, 73940), (3150, 66546), (3697, 56700), (3780, 55455), (4050, 51758), (4725, 44364), (5670, 36970), (6300, 33273), (7394, 28350), (8100, 25879), (9450, 22182), (11091, 18900), (11340, 18485), (14175, 14788)]