840723968

素因数分解:

$2^9\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 240

約数和(自身を含む): 2149576704

約数和(自身を除く): 1308852736

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 47, 49, 56, 62, 64, 92, 94, 98, 112, 124, 128, 161, 184, 188, 196, 217, 224, 248, 256, 322, 329, 368, 376, 392, 434, 448, 496, 512, 644, 658, 713, 736, 752, 784, 868, 896, 992, 1081, 1127, 1288, 1316, 1426, 1457, 1472, 1504, 1519, 1568, 1736, 1792, 1984, 2162, 2254, 2303, 2576, 2632, 2852, 2914, 2944, 3008, 3038, 3136, 3472, 3584, 3968, 4324, 4508, 4606, 4991, 5152, 5264, 5704, 5828, 5888, 6016, 6076, 6272, 6944, 7567, 7936, 8648, 9016, 9212, 9982, 10199, 10304, 10528, 11408, 11656, 11776, 12032, 12152, 12544, 13888, 15134, 15872, 17296, 18032, 18424, 19964, 20398, 20608, 21056, 22816, 23312, 24064, 24304, 25088, 27776, 30268, 33511, 34592, 34937, 36064, 36848, 39928, 40796, 41216, 42112, 45632, 46624, 48608, 52969, 55552, 60536, 67022, 69184, 69874, 71393, 72128, 73696, 79856, 81592, 82432, 84224, 91264, 93248, 97216, 105938, 111104, 121072, 134044, 138368, 139748, 142786, 144256, 147392, 159712, 163184, 168448, 182528, 186496, 194432, 211876, 234577, 242144, 268088, 276736, 279496, 285572, 288512, 294784, 319424, 326368, 365056, 372992, 388864, 423752, 469154, 484288, 536176, 553472, 558992, 571144, 577024, 589568, 638848, 652736, 745984, 777728, 847504, 938308, 968576, 1072352, 1117984, 1142288, 1179136, 1277696, 1305472, 1642039, 1695008, 1876616, 1937152, 2144704, 2235968, 2284576, 2555392, 2610944, 3284078, 3390016, 3753232, 3874304, 4289408, 4471936, 4569152, 5221888, 6568156, 6780032, 7506464, 8578816, 8943872, 9138304, 13136312, 13560064, 15012928, 17157632, 17887744, 18276608, 26272624, 27120128, 30025856, 36553216, 52545248, 60051712, 105090496, 120103424, 210180992, 420361984, 840723968]

約数ペア:

[(1, 840723968), (2, 420361984), (4, 210180992), (7, 120103424), (8, 105090496), (14, 60051712), (16, 52545248), (23, 36553216), (28, 30025856), (31, 27120128), (32, 26272624), (46, 18276608), (47, 17887744), (49, 17157632), (56, 15012928), (62, 13560064), (64, 13136312), (92, 9138304), (94, 8943872), (98, 8578816), (112, 7506464), (124, 6780032), (128, 6568156), (161, 5221888), (184, 4569152), (188, 4471936), (196, 4289408), (217, 3874304), (224, 3753232), (248, 3390016), (256, 3284078), (322, 2610944), (329, 2555392), (368, 2284576), (376, 2235968), (392, 2144704), (434, 1937152), (448, 1876616), (496, 1695008), (512, 1642039), (644, 1305472), (658, 1277696), (713, 1179136), (736, 1142288), (752, 1117984), (784, 1072352), (868, 968576), (896, 938308), (992, 847504), (1081, 777728), (1127, 745984), (1288, 652736), (1316, 638848), (1426, 589568), (1457, 577024), (1472, 571144), (1504, 558992), (1519, 553472), (1568, 536176), (1736, 484288), (1792, 469154), (1984, 423752), (2162, 388864), (2254, 372992), (2303, 365056), (2576, 326368), (2632, 319424), (2852, 294784), (2914, 288512), (2944, 285572), (3008, 279496), (3038, 276736), (3136, 268088), (3472, 242144), (3584, 234577), (3968, 211876), (4324, 194432), (4508, 186496), (4606, 182528), (4991, 168448), (5152, 163184), (5264, 159712), (5704, 147392), (5828, 144256), (5888, 142786), (6016, 139748), (6076, 138368), (6272, 134044), (6944, 121072), (7567, 111104), (7936, 105938), (8648, 97216), (9016, 93248), (9212, 91264), (9982, 84224), (10199, 82432), (10304, 81592), (10528, 79856), (11408, 73696), (11656, 72128), (11776, 71393), (12032, 69874), (12152, 69184), (12544, 67022), (13888, 60536), (15134, 55552), (15872, 52969), (17296, 48608), (18032, 46624), (18424, 45632), (19964, 42112), (20398, 41216), (20608, 40796), (21056, 39928), (22816, 36848), (23312, 36064), (24064, 34937), (24304, 34592), (25088, 33511), (27776, 30268)]