213318560

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 664070400

約数和(自身を除く): 450751840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 49, 52, 56, 65, 70, 80, 91, 92, 98, 104, 112, 115, 130, 140, 160, 161, 169, 182, 184, 196, 208, 224, 230, 245, 260, 280, 299, 322, 338, 343, 364, 368, 392, 416, 455, 460, 490, 520, 560, 598, 637, 644, 676, 686, 728, 736, 784, 805, 845, 910, 920, 980, 1040, 1120, 1127, 1183, 1196, 1274, 1288, 1352, 1372, 1456, 1495, 1568, 1610, 1690, 1715, 1820, 1840, 1960, 2080, 2093, 2254, 2366, 2392, 2548, 2576, 2704, 2744, 2912, 2990, 3185, 3220, 3380, 3430, 3640, 3680, 3887, 3920, 4186, 4459, 4508, 4732, 4784, 5096, 5152, 5408, 5488, 5635, 5915, 5980, 6370, 6440, 6760, 6860, 7280, 7774, 7840, 7889, 8281, 8372, 8918, 9016, 9464, 9568, 10192, 10465, 10976, 11270, 11830, 11960, 12740, 12880, 13520, 13720, 14560, 14651, 15548, 15778, 16562, 16744, 17836, 18032, 18928, 19435, 20384, 20930, 22295, 22540, 23660, 23920, 25480, 25760, 27040, 27209, 27440, 29302, 31096, 31556, 33124, 33488, 35672, 36064, 37856, 38870, 39445, 41405, 41860, 44590, 45080, 47320, 47840, 50960, 54418, 54880, 57967, 58604, 62192, 63112, 66248, 66976, 71344, 73255, 77740, 78890, 82810, 83720, 89180, 90160, 94640, 101920, 102557, 108836, 115934, 117208, 124384, 126224, 132496, 136045, 142688, 146510, 155480, 157780, 165620, 167440, 178360, 180320, 189280, 190463, 205114, 217672, 231868, 234416, 252448, 264992, 272090, 289835, 293020, 310960, 315560, 331240, 334880, 356720, 380926, 410228, 435344, 463736, 468832, 512785, 544180, 579670, 586040, 621920, 631120, 662480, 713440, 761852, 820456, 870688, 927472, 952315, 1025570, 1088360, 1159340, 1172080, 1262240, 1324960, 1333241, 1523704, 1640912, 1854944, 1904630, 2051140, 2176720, 2318680, 2344160, 2666482, 3047408, 3281824, 3809260, 4102280, 4353440, 4637360, 5332964, 6094816, 6666205, 7618520, 8204560, 9274720, 10665928, 13332410, 15237040, 16409120, 21331856, 26664820, 30474080, 42663712, 53329640, 106659280, 213318560]

約数ペア:

[(1, 213318560), (2, 106659280), (4, 53329640), (5, 42663712), (7, 30474080), (8, 26664820), (10, 21331856), (13, 16409120), (14, 15237040), (16, 13332410), (20, 10665928), (23, 9274720), (26, 8204560), (28, 7618520), (32, 6666205), (35, 6094816), (40, 5332964), (46, 4637360), (49, 4353440), (52, 4102280), (56, 3809260), (65, 3281824), (70, 3047408), (80, 2666482), (91, 2344160), (92, 2318680), (98, 2176720), (104, 2051140), (112, 1904630), (115, 1854944), (130, 1640912), (140, 1523704), (160, 1333241), (161, 1324960), (169, 1262240), (182, 1172080), (184, 1159340), (196, 1088360), (208, 1025570), (224, 952315), (230, 927472), (245, 870688), (260, 820456), (280, 761852), (299, 713440), (322, 662480), (338, 631120), (343, 621920), (364, 586040), (368, 579670), (392, 544180), (416, 512785), (455, 468832), (460, 463736), (490, 435344), (520, 410228), (560, 380926), (598, 356720), (637, 334880), (644, 331240), (676, 315560), (686, 310960), (728, 293020), (736, 289835), (784, 272090), (805, 264992), (845, 252448), (910, 234416), (920, 231868), (980, 217672), (1040, 205114), (1120, 190463), (1127, 189280), (1183, 180320), (1196, 178360), (1274, 167440), (1288, 165620), (1352, 157780), (1372, 155480), (1456, 146510), (1495, 142688), (1568, 136045), (1610, 132496), (1690, 126224), (1715, 124384), (1820, 117208), (1840, 115934), (1960, 108836), (2080, 102557), (2093, 101920), (2254, 94640), (2366, 90160), (2392, 89180), (2548, 83720), (2576, 82810), (2704, 78890), (2744, 77740), (2912, 73255), (2990, 71344), (3185, 66976), (3220, 66248), (3380, 63112), (3430, 62192), (3640, 58604), (3680, 57967), (3887, 54880), (3920, 54418), (4186, 50960), (4459, 47840), (4508, 47320), (4732, 45080), (4784, 44590), (5096, 41860), (5152, 41405), (5408, 39445), (5488, 38870), (5635, 37856), (5915, 36064), (5980, 35672), (6370, 33488), (6440, 33124), (6760, 31556), (6860, 31096), (7280, 29302), (7774, 27440), (7840, 27209), (7889, 27040), (8281, 25760), (8372, 25480), (8918, 23920), (9016, 23660), (9464, 22540), (9568, 22295), (10192, 20930), (10465, 20384), (10976, 19435), (11270, 18928), (11830, 18032), (11960, 17836), (12740, 16744), (12880, 16562), (13520, 15778), (13720, 15548), (14560, 14651)]