208336310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1279}}^1$

素因数の和:1485

約数の個数: 64

約数和(自身を含む): 464486400

約数和(自身を除く): 256150090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 179, 182, 358, 455, 895, 910, 1253, 1279, 1790, 2327, 2506, 2558, 4654, 6265, 6395, 8953, 11635, 12530, 12790, 16289, 16627, 17906, 23270, 32578, 33254, 44765, 81445, 83135, 89530, 116389, 162890, 166270, 228941, 232778, 457882, 581945, 1144705, 1163890, 1602587, 2289410, 2976233, 3205174, 5952466, 8012935, 14881165, 16025870, 20833631, 29762330, 41667262, 104168155, 208336310]

約数ペア:

[(1, 208336310), (2, 104168155), (5, 41667262), (7, 29762330), (10, 20833631), (13, 16025870), (14, 14881165), (26, 8012935), (35, 5952466), (65, 3205174), (70, 2976233), (91, 2289410), (130, 1602587), (179, 1163890), (182, 1144705), (358, 581945), (455, 457882), (895, 232778), (910, 228941), (1253, 166270), (1279, 162890), (1790, 116389), (2327, 89530), (2506, 83135), (2558, 81445), (4654, 44765), (6265, 33254), (6395, 32578), (8953, 23270), (11635, 17906), (12530, 16627), (12790, 16289)]