295646820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{839}}^2$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 947198784

約数和(自身を除く): 651551964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 839, 1678, 2517, 3356, 4195, 5034, 5873, 8390, 10068, 11746, 12585, 16780, 17619, 23492, 25170, 29365, 35238, 50340, 58730, 70476, 88095, 117460, 176190, 352380, 703921, 1407842, 2111763, 2815684, 3519605, 4223526, 4927447, 7039210, 8447052, 9854894, 10558815, 14078420, 14782341, 19709788, 21117630, 24637235, 29564682, 42235260, 49274470, 59129364, 73911705, 98548940, 147823410, 295646820]

約数ペア:

[(1, 295646820), (2, 147823410), (3, 98548940), (4, 73911705), (5, 59129364), (6, 49274470), (7, 42235260), (10, 29564682), (12, 24637235), (14, 21117630), (15, 19709788), (20, 14782341), (21, 14078420), (28, 10558815), (30, 9854894), (35, 8447052), (42, 7039210), (60, 4927447), (70, 4223526), (84, 3519605), (105, 2815684), (140, 2111763), (210, 1407842), (420, 703921), (839, 352380), (1678, 176190), (2517, 117460), (3356, 88095), (4195, 70476), (5034, 58730), (5873, 50340), (8390, 35238), (10068, 29365), (11746, 25170), (12585, 23492), (16780, 17619)]