817304880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{486491}}^1$

素因数の和:486514

約数の個数: 80

約数和(自身を含む): 2895600384

約数和(自身を除く): 2078295504

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, 486491, 972982, 1459473, 1945964, 2432455, 2918946, 3405437, 3891928, 4864910, 5837892, 6810874, 7297365, 7783856, 9729820, 10216311, 11675784, 13621748, 14594730, 17027185, 19459640, 20432622, 23351568, 27243496, 29189460, 34054370, 38919280, 40865244, 51081555, 54486992, 58378920, 68108740, 81730488, 102163110, 116757840, 136217480, 163460976, 204326220, 272434960, 408652440, 817304880]

約数ペア:

[(1, 817304880), (2, 408652440), (3, 272434960), (4, 204326220), (5, 163460976), (6, 136217480), (7, 116757840), (8, 102163110), (10, 81730488), (12, 68108740), (14, 58378920), (15, 54486992), (16, 51081555), (20, 40865244), (21, 38919280), (24, 34054370), (28, 29189460), (30, 27243496), (35, 23351568), (40, 20432622), (42, 19459640), (48, 17027185), (56, 14594730), (60, 13621748), (70, 11675784), (80, 10216311), (84, 9729820), (105, 7783856), (112, 7297365), (120, 6810874), (140, 5837892), (168, 4864910), (210, 3891928), (240, 3405437), (280, 2918946), (336, 2432455), (420, 1945964), (560, 1459473), (840, 972982), (1680, 486491)]