215277720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1129}}^1$

素因数の和:1377

約数の個数: 128

約数和(自身を含む): 742003200

約数和(自身を除く): 526725480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 227, 280, 420, 454, 681, 840, 908, 1129, 1135, 1362, 1589, 1816, 2258, 2270, 2724, 3178, 3387, 3405, 4516, 4540, 4767, 5448, 5645, 6356, 6774, 6810, 7903, 7945, 9032, 9080, 9534, 11290, 12712, 13548, 13620, 15806, 15890, 16935, 19068, 22580, 23709, 23835, 27096, 27240, 31612, 31780, 33870, 38136, 39515, 45160, 47418, 47670, 63224, 63560, 67740, 79030, 94836, 95340, 118545, 135480, 158060, 189672, 190680, 237090, 256283, 316120, 474180, 512566, 768849, 948360, 1025132, 1281415, 1537698, 1793981, 2050264, 2562830, 3075396, 3587962, 3844245, 5125660, 5381943, 6150792, 7175924, 7688490, 8969905, 10251320, 10763886, 14351848, 15376980, 17939810, 21527772, 26909715, 30753960, 35879620, 43055544, 53819430, 71759240, 107638860, 215277720]

約数ペア:

[(1, 215277720), (2, 107638860), (3, 71759240), (4, 53819430), (5, 43055544), (6, 35879620), (7, 30753960), (8, 26909715), (10, 21527772), (12, 17939810), (14, 15376980), (15, 14351848), (20, 10763886), (21, 10251320), (24, 8969905), (28, 7688490), (30, 7175924), (35, 6150792), (40, 5381943), (42, 5125660), (56, 3844245), (60, 3587962), (70, 3075396), (84, 2562830), (105, 2050264), (120, 1793981), (140, 1537698), (168, 1281415), (210, 1025132), (227, 948360), (280, 768849), (420, 512566), (454, 474180), (681, 316120), (840, 256283), (908, 237090), (1129, 190680), (1135, 189672), (1362, 158060), (1589, 135480), (1816, 118545), (2258, 95340), (2270, 94836), (2724, 79030), (3178, 67740), (3387, 63560), (3405, 63224), (4516, 47670), (4540, 47418), (4767, 45160), (5448, 39515), (5645, 38136), (6356, 33870), (6774, 31780), (6810, 31612), (7903, 27240), (7945, 27096), (9032, 23835), (9080, 23709), (9534, 22580), (11290, 19068), (12712, 16935), (13548, 15890), (13620, 15806)]