203979300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 680373120

約数和(自身を除く): 476393820

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, 137, 140, 150, 175, 210, 274, 300, 350, 411, 420, 525, 548, 685, 700, 709, 822, 959, 1050, 1370, 1418, 1644, 1918, 2055, 2100, 2127, 2740, 2836, 2877, 3425, 3545, 3836, 4110, 4254, 4795, 4963, 5754, 6850, 7090, 8220, 8508, 9590, 9926, 10275, 10635, 11508, 13700, 14180, 14385, 14889, 17725, 19180, 19852, 20550, 21270, 23975, 24815, 28770, 29778, 35450, 41100, 42540, 47950, 49630, 53175, 57540, 59556, 70900, 71925, 74445, 95900, 97133, 99260, 106350, 124075, 143850, 148890, 194266, 212700, 248150, 287700, 291399, 297780, 372225, 388532, 485665, 496300, 582798, 679931, 744450, 971330, 1165596, 1359862, 1456995, 1488900, 1942660, 2039793, 2428325, 2719724, 2913990, 3399655, 4079586, 4856650, 5827980, 6799310, 7284975, 8159172, 9713300, 10198965, 13598620, 14569950, 16998275, 20397930, 29139900, 33996550, 40795860, 50994825, 67993100, 101989650, 203979300]

約数ペア:

[(1, 203979300), (2, 101989650), (3, 67993100), (4, 50994825), (5, 40795860), (6, 33996550), (7, 29139900), (10, 20397930), (12, 16998275), (14, 14569950), (15, 13598620), (20, 10198965), (21, 9713300), (25, 8159172), (28, 7284975), (30, 6799310), (35, 5827980), (42, 4856650), (50, 4079586), (60, 3399655), (70, 2913990), (75, 2719724), (84, 2428325), (100, 2039793), (105, 1942660), (137, 1488900), (140, 1456995), (150, 1359862), (175, 1165596), (210, 971330), (274, 744450), (300, 679931), (350, 582798), (411, 496300), (420, 485665), (525, 388532), (548, 372225), (685, 297780), (700, 291399), (709, 287700), (822, 248150), (959, 212700), (1050, 194266), (1370, 148890), (1418, 143850), (1644, 124075), (1918, 106350), (2055, 99260), (2100, 97133), (2127, 95900), (2740, 74445), (2836, 71925), (2877, 70900), (3425, 59556), (3545, 57540), (3836, 53175), (4110, 49630), (4254, 47950), (4795, 42540), (4963, 41100), (5754, 35450), (6850, 29778), (7090, 28770), (8220, 24815), (8508, 23975), (9590, 21270), (9926, 20550), (10275, 19852), (10635, 19180), (11508, 17725), (13700, 14889), (14180, 14385)]