207660280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 483013440

約数和(自身を除く): 275353160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 193, 296, 370, 386, 727, 740, 772, 965, 1454, 1480, 1544, 1930, 2908, 3635, 3860, 5816, 7141, 7270, 7720, 14282, 14540, 26899, 28564, 29080, 35705, 53798, 57128, 71410, 107596, 134495, 140311, 142820, 215192, 268990, 280622, 285640, 537980, 561244, 701555, 1075960, 1122488, 1403110, 2806220, 5191507, 5612440, 10383014, 20766028, 25957535, 41532056, 51915070, 103830140, 207660280]

約数ペア:

[(1, 207660280), (2, 103830140), (4, 51915070), (5, 41532056), (8, 25957535), (10, 20766028), (20, 10383014), (37, 5612440), (40, 5191507), (74, 2806220), (148, 1403110), (185, 1122488), (193, 1075960), (296, 701555), (370, 561244), (386, 537980), (727, 285640), (740, 280622), (772, 268990), (965, 215192), (1454, 142820), (1480, 140311), (1544, 134495), (1930, 107596), (2908, 71410), (3635, 57128), (3860, 53798), (5816, 35705), (7141, 29080), (7270, 28564), (7720, 26899), (14282, 14540)]