136787280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{81421}}^1$

素因数の和:81444

約数の個数: 80

約数和(自身を含む): 484623744

約数和(自身を除く): 347836464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 81421, 162842, 244263, 325684, 407105, 488526, 569947, 651368, 814210, 977052, 1139894, 1221315, 1302736, 1628420, 1709841, 1954104, 2279788, 2442630, 2849735, 3256840, 3419682, 3908208, 4559576, 4885260, 5699470, 6513680, 6839364, 8549205, 9119152, 9770520, 11398940, 13678728, 17098410, 19541040, 22797880, 27357456, 34196820, 45595760, 68393640, 136787280]

約数ペア:

[(1, 136787280), (2, 68393640), (3, 45595760), (4, 34196820), (5, 27357456), (6, 22797880), (7, 19541040), (8, 17098410), (10, 13678728), (12, 11398940), (14, 9770520), (15, 9119152), (16, 8549205), (20, 6839364), (21, 6513680), (24, 5699470), (28, 4885260), (30, 4559576), (35, 3908208), (40, 3419682), (42, 3256840), (48, 2849735), (56, 2442630), (60, 2279788), (70, 1954104), (80, 1709841), (84, 1628420), (105, 1302736), (112, 1221315), (120, 1139894), (140, 977052), (168, 814210), (210, 651368), (240, 569947), (280, 488526), (336, 407105), (420, 325684), (560, 244263), (840, 162842), (1680, 81421)]