207818940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1033}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 667054080

約数和(自身を除く): 459235140

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, 479, 958, 1033, 1437, 1916, 2066, 2395, 2874, 3099, 3353, 4132, 4790, 5165, 5748, 6198, 6706, 7185, 7231, 9580, 10059, 10330, 12396, 13412, 14370, 14462, 15495, 16765, 20118, 20660, 21693, 28740, 28924, 30990, 33530, 36155, 40236, 43386, 50295, 61980, 67060, 72310, 86772, 100590, 108465, 144620, 201180, 216930, 433860, 494807, 989614, 1484421, 1979228, 2474035, 2968842, 3463649, 4948070, 5937684, 6927298, 7422105, 9896140, 10390947, 13854596, 14844210, 17318245, 20781894, 29688420, 34636490, 41563788, 51954735, 69272980, 103909470, 207818940]

約数ペア:

[(1, 207818940), (2, 103909470), (3, 69272980), (4, 51954735), (5, 41563788), (6, 34636490), (7, 29688420), (10, 20781894), (12, 17318245), (14, 14844210), (15, 13854596), (20, 10390947), (21, 9896140), (28, 7422105), (30, 6927298), (35, 5937684), (42, 4948070), (60, 3463649), (70, 2968842), (84, 2474035), (105, 1979228), (140, 1484421), (210, 989614), (420, 494807), (479, 433860), (958, 216930), (1033, 201180), (1437, 144620), (1916, 108465), (2066, 100590), (2395, 86772), (2874, 72310), (3099, 67060), (3353, 61980), (4132, 50295), (4790, 43386), (5165, 40236), (5748, 36155), (6198, 33530), (6706, 30990), (7185, 28924), (7231, 28740), (9580, 21693), (10059, 20660), (10330, 20118), (12396, 16765), (13412, 15495), (14370, 14462)]