680347360

素因数分解:

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

素因数の和:84

約数の個数: 288

約数和(自身を含む): 2134605312

約数和(自身を除く): 1454257952

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 49, 55, 56, 70, 77, 80, 88, 92, 98, 110, 112, 115, 140, 154, 160, 161, 176, 184, 196, 220, 224, 230, 245, 253, 280, 308, 322, 343, 352, 368, 385, 392, 440, 460, 490, 506, 539, 560, 616, 644, 686, 736, 770, 784, 805, 880, 920, 980, 1012, 1078, 1120, 1127, 1232, 1265, 1288, 1372, 1540, 1568, 1610, 1715, 1760, 1771, 1840, 1960, 2024, 2156, 2254, 2401, 2464, 2530, 2576, 2695, 2744, 3080, 3220, 3430, 3542, 3680, 3773, 3920, 4048, 4312, 4508, 4802, 5060, 5152, 5390, 5488, 5635, 6160, 6440, 6860, 7084, 7546, 7840, 7889, 8096, 8624, 8855, 9016, 9604, 10120, 10780, 10976, 11270, 12005, 12320, 12397, 12880, 13720, 14168, 15092, 15778, 16807, 17248, 17710, 18032, 18865, 19208, 20240, 21560, 22540, 24010, 24794, 25760, 26411, 27440, 28336, 30184, 31556, 33614, 35420, 36064, 37730, 38416, 39445, 40480, 43120, 45080, 48020, 49588, 52822, 54880, 55223, 56672, 60368, 61985, 63112, 67228, 70840, 75460, 76832, 78890, 84035, 86240, 86779, 90160, 96040, 99176, 105644, 110446, 120736, 123970, 126224, 132055, 134456, 141680, 150920, 157780, 168070, 173558, 180320, 184877, 192080, 198352, 211288, 220892, 247940, 252448, 264110, 268912, 276115, 283360, 301840, 315560, 336140, 347116, 369754, 384160, 386561, 396704, 422576, 433895, 441784, 495880, 528220, 537824, 552230, 603680, 607453, 631120, 672280, 694232, 739508, 773122, 845152, 867790, 883568, 924385, 991760, 1056440, 1104460, 1214906, 1262240, 1344560, 1388464, 1479016, 1546244, 1735580, 1767136, 1848770, 1932805, 1983520, 2112880, 2208920, 2429812, 2689120, 2776928, 2958032, 3037265, 3092488, 3471160, 3697540, 3865610, 4225760, 4252171, 4417840, 4859624, 5916064, 6074530, 6184976, 6942320, 7395080, 7731220, 8504342, 8835680, 9719248, 12149060, 12369952, 13884640, 14790160, 15462440, 17008684, 19438496, 21260855, 24298120, 29580320, 30924880, 34017368, 42521710, 48596240, 61849760, 68034736, 85043420, 97192480, 136069472, 170086840, 340173680, 680347360]

約数ペア:

[(1, 680347360), (2, 340173680), (4, 170086840), (5, 136069472), (7, 97192480), (8, 85043420), (10, 68034736), (11, 61849760), (14, 48596240), (16, 42521710), (20, 34017368), (22, 30924880), (23, 29580320), (28, 24298120), (32, 21260855), (35, 19438496), (40, 17008684), (44, 15462440), (46, 14790160), (49, 13884640), (55, 12369952), (56, 12149060), (70, 9719248), (77, 8835680), (80, 8504342), (88, 7731220), (92, 7395080), (98, 6942320), (110, 6184976), (112, 6074530), (115, 5916064), (140, 4859624), (154, 4417840), (160, 4252171), (161, 4225760), (176, 3865610), (184, 3697540), (196, 3471160), (220, 3092488), (224, 3037265), (230, 2958032), (245, 2776928), (253, 2689120), (280, 2429812), (308, 2208920), (322, 2112880), (343, 1983520), (352, 1932805), (368, 1848770), (385, 1767136), (392, 1735580), (440, 1546244), (460, 1479016), (490, 1388464), (506, 1344560), (539, 1262240), (560, 1214906), (616, 1104460), (644, 1056440), (686, 991760), (736, 924385), (770, 883568), (784, 867790), (805, 845152), (880, 773122), (920, 739508), (980, 694232), (1012, 672280), (1078, 631120), (1120, 607453), (1127, 603680), (1232, 552230), (1265, 537824), (1288, 528220), (1372, 495880), (1540, 441784), (1568, 433895), (1610, 422576), (1715, 396704), (1760, 386561), (1771, 384160), (1840, 369754), (1960, 347116), (2024, 336140), (2156, 315560), (2254, 301840), (2401, 283360), (2464, 276115), (2530, 268912), (2576, 264110), (2695, 252448), (2744, 247940), (3080, 220892), (3220, 211288), (3430, 198352), (3542, 192080), (3680, 184877), (3773, 180320), (3920, 173558), (4048, 168070), (4312, 157780), (4508, 150920), (4802, 141680), (5060, 134456), (5152, 132055), (5390, 126224), (5488, 123970), (5635, 120736), (6160, 110446), (6440, 105644), (6860, 99176), (7084, 96040), (7546, 90160), (7840, 86779), (7889, 86240), (8096, 84035), (8624, 78890), (8855, 76832), (9016, 75460), (9604, 70840), (10120, 67228), (10780, 63112), (10976, 61985), (11270, 60368), (12005, 56672), (12320, 55223), (12397, 54880), (12880, 52822), (13720, 49588), (14168, 48020), (15092, 45080), (15778, 43120), (16807, 40480), (17248, 39445), (17710, 38416), (18032, 37730), (18865, 36064), (19208, 35420), (20240, 33614), (21560, 31556), (22540, 30184), (24010, 28336), (24794, 27440), (25760, 26411)]