260407840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:975

約数の個数: 192

約数和(自身を含む): 801239040

約数和(自身を除く): 540831200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 160, 161, 176, 184, 220, 224, 230, 253, 280, 308, 322, 352, 368, 385, 440, 460, 506, 560, 616, 644, 736, 770, 805, 880, 919, 920, 1012, 1120, 1232, 1265, 1288, 1540, 1610, 1760, 1771, 1838, 1840, 2024, 2464, 2530, 2576, 3080, 3220, 3542, 3676, 3680, 4048, 4595, 5060, 5152, 6160, 6433, 6440, 7084, 7352, 8096, 8855, 9190, 10109, 10120, 12320, 12866, 12880, 14168, 14704, 17710, 18380, 20218, 20240, 21137, 25732, 25760, 28336, 29408, 32165, 35420, 36760, 40436, 40480, 42274, 50545, 51464, 56672, 64330, 70763, 70840, 73520, 80872, 84548, 101090, 102928, 105685, 128660, 141526, 141680, 147040, 147959, 161744, 169096, 202180, 205856, 211370, 232507, 257320, 283052, 283360, 295918, 323488, 338192, 353815, 404360, 422740, 465014, 514640, 566104, 591836, 676384, 707630, 739795, 808720, 845480, 930028, 1029280, 1132208, 1162535, 1183672, 1415260, 1479590, 1617440, 1627549, 1690960, 1860056, 2264416, 2325070, 2367344, 2830520, 2959180, 3255098, 3381920, 3720112, 4650140, 4734688, 5661040, 5918360, 6510196, 7440224, 8137745, 9300280, 11322080, 11836720, 13020392, 16275490, 18600560, 23673440, 26040784, 32550980, 37201120, 52081568, 65101960, 130203920, 260407840]

約数ペア:

[(1, 260407840), (2, 130203920), (4, 65101960), (5, 52081568), (7, 37201120), (8, 32550980), (10, 26040784), (11, 23673440), (14, 18600560), (16, 16275490), (20, 13020392), (22, 11836720), (23, 11322080), (28, 9300280), (32, 8137745), (35, 7440224), (40, 6510196), (44, 5918360), (46, 5661040), (55, 4734688), (56, 4650140), (70, 3720112), (77, 3381920), (80, 3255098), (88, 2959180), (92, 2830520), (110, 2367344), (112, 2325070), (115, 2264416), (140, 1860056), (154, 1690960), (160, 1627549), (161, 1617440), (176, 1479590), (184, 1415260), (220, 1183672), (224, 1162535), (230, 1132208), (253, 1029280), (280, 930028), (308, 845480), (322, 808720), (352, 739795), (368, 707630), (385, 676384), (440, 591836), (460, 566104), (506, 514640), (560, 465014), (616, 422740), (644, 404360), (736, 353815), (770, 338192), (805, 323488), (880, 295918), (919, 283360), (920, 283052), (1012, 257320), (1120, 232507), (1232, 211370), (1265, 205856), (1288, 202180), (1540, 169096), (1610, 161744), (1760, 147959), (1771, 147040), (1838, 141680), (1840, 141526), (2024, 128660), (2464, 105685), (2530, 102928), (2576, 101090), (3080, 84548), (3220, 80872), (3542, 73520), (3676, 70840), (3680, 70763), (4048, 64330), (4595, 56672), (5060, 51464), (5152, 50545), (6160, 42274), (6433, 40480), (6440, 40436), (7084, 36760), (7352, 35420), (8096, 32165), (8855, 29408), (9190, 28336), (10109, 25760), (10120, 25732), (12320, 21137), (12866, 20240), (12880, 20218), (14168, 18380), (14704, 17710)]