218367520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 631411200

約数和(自身を除く): 413043680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 173, 184, 196, 224, 230, 245, 280, 322, 343, 346, 368, 392, 460, 490, 560, 644, 686, 692, 736, 784, 805, 865, 920, 980, 1120, 1127, 1211, 1288, 1372, 1384, 1568, 1610, 1715, 1730, 1840, 1960, 2254, 2422, 2576, 2744, 2768, 3220, 3430, 3460, 3680, 3920, 3979, 4508, 4844, 5152, 5488, 5536, 5635, 6055, 6440, 6860, 6920, 7840, 7889, 7958, 8477, 9016, 9688, 10976, 11270, 12110, 12880, 13720, 13840, 15778, 15916, 16954, 18032, 19376, 19895, 22540, 24220, 25760, 27440, 27680, 27853, 31556, 31832, 33908, 36064, 38752, 39445, 39790, 42385, 45080, 48440, 54880, 55706, 59339, 63112, 63664, 67816, 78890, 79580, 84770, 90160, 96880, 111412, 118678, 126224, 127328, 135632, 139265, 157780, 159160, 169540, 180320, 193760, 194971, 222824, 237356, 252448, 271264, 278530, 296695, 315560, 318320, 339080, 389942, 445648, 474712, 557060, 593390, 631120, 636640, 678160, 779884, 891296, 949424, 974855, 1114120, 1186780, 1262240, 1356320, 1364797, 1559768, 1898848, 1949710, 2228240, 2373560, 2729594, 3119536, 3899420, 4456480, 4747120, 5459188, 6239072, 6823985, 7798840, 9494240, 10918376, 13647970, 15597680, 21836752, 27295940, 31195360, 43673504, 54591880, 109183760, 218367520]

約数ペア:

[(1, 218367520), (2, 109183760), (4, 54591880), (5, 43673504), (7, 31195360), (8, 27295940), (10, 21836752), (14, 15597680), (16, 13647970), (20, 10918376), (23, 9494240), (28, 7798840), (32, 6823985), (35, 6239072), (40, 5459188), (46, 4747120), (49, 4456480), (56, 3899420), (70, 3119536), (80, 2729594), (92, 2373560), (98, 2228240), (112, 1949710), (115, 1898848), (140, 1559768), (160, 1364797), (161, 1356320), (173, 1262240), (184, 1186780), (196, 1114120), (224, 974855), (230, 949424), (245, 891296), (280, 779884), (322, 678160), (343, 636640), (346, 631120), (368, 593390), (392, 557060), (460, 474712), (490, 445648), (560, 389942), (644, 339080), (686, 318320), (692, 315560), (736, 296695), (784, 278530), (805, 271264), (865, 252448), (920, 237356), (980, 222824), (1120, 194971), (1127, 193760), (1211, 180320), (1288, 169540), (1372, 159160), (1384, 157780), (1568, 139265), (1610, 135632), (1715, 127328), (1730, 126224), (1840, 118678), (1960, 111412), (2254, 96880), (2422, 90160), (2576, 84770), (2744, 79580), (2768, 78890), (3220, 67816), (3430, 63664), (3460, 63112), (3680, 59339), (3920, 55706), (3979, 54880), (4508, 48440), (4844, 45080), (5152, 42385), (5488, 39790), (5536, 39445), (5635, 38752), (6055, 36064), (6440, 33908), (6860, 31832), (6920, 31556), (7840, 27853), (7889, 27680), (7958, 27440), (8477, 25760), (9016, 24220), (9688, 22540), (10976, 19895), (11270, 19376), (12110, 18032), (12880, 16954), (13720, 15916), (13840, 15778)]