388149860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{433}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 985770240

約数和(自身を除く): 597620380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 337, 380, 433, 532, 665, 674, 866, 1330, 1348, 1685, 1732, 2165, 2359, 2660, 3031, 3370, 4330, 4718, 6062, 6403, 6740, 8227, 8660, 9436, 11795, 12124, 12806, 15155, 16454, 23590, 25612, 30310, 32015, 32908, 41135, 44821, 47180, 57589, 60620, 64030, 82270, 89642, 115178, 128060, 145921, 164540, 179284, 224105, 230356, 287945, 291842, 448210, 575890, 583684, 729605, 896420, 1021447, 1151780, 1459210, 2042894, 2772499, 2918420, 4085788, 5107235, 5544998, 10214470, 11089996, 13862495, 19407493, 20428940, 27724990, 38814986, 55449980, 77629972, 97037465, 194074930, 388149860]

約数ペア:

[(1, 388149860), (2, 194074930), (4, 97037465), (5, 77629972), (7, 55449980), (10, 38814986), (14, 27724990), (19, 20428940), (20, 19407493), (28, 13862495), (35, 11089996), (38, 10214470), (70, 5544998), (76, 5107235), (95, 4085788), (133, 2918420), (140, 2772499), (190, 2042894), (266, 1459210), (337, 1151780), (380, 1021447), (433, 896420), (532, 729605), (665, 583684), (674, 575890), (866, 448210), (1330, 291842), (1348, 287945), (1685, 230356), (1732, 224105), (2165, 179284), (2359, 164540), (2660, 145921), (3031, 128060), (3370, 115178), (4330, 89642), (4718, 82270), (6062, 64030), (6403, 60620), (6740, 57589), (8227, 47180), (8660, 44821), (9436, 41135), (11795, 32908), (12124, 32015), (12806, 30310), (15155, 25612), (16454, 23590)]