219804200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2039}}^1$

素因数の和:2080

約数の個数: 144

約数和(自身を含む): 648842400

約数和(自身を除く): 429038200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 440, 490, 539, 550, 616, 700, 770, 980, 1078, 1100, 1225, 1400, 1540, 1925, 1960, 2039, 2156, 2200, 2450, 2695, 3080, 3850, 4078, 4312, 4900, 5390, 7700, 8156, 9800, 10195, 10780, 13475, 14273, 15400, 16312, 20390, 21560, 22429, 26950, 28546, 40780, 44858, 50975, 53900, 57092, 71365, 81560, 89716, 99911, 101950, 107800, 112145, 114184, 142730, 157003, 179432, 199822, 203900, 224290, 285460, 314006, 356825, 399644, 407800, 448580, 499555, 560725, 570920, 628012, 713650, 785015, 799288, 897160, 999110, 1099021, 1121450, 1256024, 1427300, 1570030, 1998220, 2198042, 2242900, 2497775, 2854600, 3140060, 3925075, 3996440, 4396084, 4485800, 4995550, 5495105, 6280120, 7850150, 8792168, 9991100, 10990210, 15700300, 19982200, 21980420, 27475525, 31400600, 43960840, 54951050, 109902100, 219804200]

約数ペア:

[(1, 219804200), (2, 109902100), (4, 54951050), (5, 43960840), (7, 31400600), (8, 27475525), (10, 21980420), (11, 19982200), (14, 15700300), (20, 10990210), (22, 9991100), (25, 8792168), (28, 7850150), (35, 6280120), (40, 5495105), (44, 4995550), (49, 4485800), (50, 4396084), (55, 3996440), (56, 3925075), (70, 3140060), (77, 2854600), (88, 2497775), (98, 2242900), (100, 2198042), (110, 1998220), (140, 1570030), (154, 1427300), (175, 1256024), (196, 1121450), (200, 1099021), (220, 999110), (245, 897160), (275, 799288), (280, 785015), (308, 713650), (350, 628012), (385, 570920), (392, 560725), (440, 499555), (490, 448580), (539, 407800), (550, 399644), (616, 356825), (700, 314006), (770, 285460), (980, 224290), (1078, 203900), (1100, 199822), (1225, 179432), (1400, 157003), (1540, 142730), (1925, 114184), (1960, 112145), (2039, 107800), (2156, 101950), (2200, 99911), (2450, 89716), (2695, 81560), (3080, 71365), (3850, 57092), (4078, 53900), (4312, 50975), (4900, 44858), (5390, 40780), (7700, 28546), (8156, 26950), (9800, 22429), (10195, 21560), (10780, 20390), (13475, 16312), (14273, 15400)]