254391570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2969

約数の個数: 128

約数和(自身を含む): 756345600

約数和(自身を除く): 501954030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 27, 30, 34, 38, 45, 51, 54, 57, 85, 90, 95, 102, 114, 135, 153, 170, 171, 190, 255, 270, 285, 306, 323, 342, 459, 510, 513, 570, 646, 765, 855, 918, 969, 1026, 1530, 1615, 1710, 1938, 2295, 2565, 2907, 2917, 3230, 4590, 4845, 5130, 5814, 5834, 8721, 8751, 9690, 14535, 14585, 17442, 17502, 26253, 29070, 29170, 43605, 43755, 49589, 52506, 55423, 78759, 87210, 87510, 99178, 110846, 131265, 148767, 157518, 166269, 247945, 262530, 277115, 297534, 332538, 393795, 446301, 495890, 498807, 554230, 743835, 787590, 831345, 892602, 942191, 997614, 1338903, 1487670, 1496421, 1662690, 1884382, 2231505, 2494035, 2677806, 2826573, 2992842, 4463010, 4710955, 4988070, 5653146, 6694515, 7482105, 8479719, 9421910, 13389030, 14132865, 14964210, 16959438, 25439157, 28265730, 42398595, 50878314, 84797190, 127195785, 254391570]

約数ペア:

[(1, 254391570), (2, 127195785), (3, 84797190), (5, 50878314), (6, 42398595), (9, 28265730), (10, 25439157), (15, 16959438), (17, 14964210), (18, 14132865), (19, 13389030), (27, 9421910), (30, 8479719), (34, 7482105), (38, 6694515), (45, 5653146), (51, 4988070), (54, 4710955), (57, 4463010), (85, 2992842), (90, 2826573), (95, 2677806), (102, 2494035), (114, 2231505), (135, 1884382), (153, 1662690), (170, 1496421), (171, 1487670), (190, 1338903), (255, 997614), (270, 942191), (285, 892602), (306, 831345), (323, 787590), (342, 743835), (459, 554230), (510, 498807), (513, 495890), (570, 446301), (646, 393795), (765, 332538), (855, 297534), (918, 277115), (969, 262530), (1026, 247945), (1530, 166269), (1615, 157518), (1710, 148767), (1938, 131265), (2295, 110846), (2565, 99178), (2907, 87510), (2917, 87210), (3230, 78759), (4590, 55423), (4845, 52506), (5130, 49589), (5814, 43755), (5834, 43605), (8721, 29170), (8751, 29070), (9690, 26253), (14535, 17502), (14585, 17442)]