8219079680

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{181}}^2$

素因数の和:401

約数の個数: 198

約数和(自身を含む): 23062537782

約数和(自身を除く): 14843458102

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 181, 196, 224, 245, 256, 280, 320, 362, 392, 448, 490, 512, 560, 640, 724, 784, 896, 905, 980, 1024, 1120, 1267, 1280, 1448, 1568, 1792, 1810, 1960, 2240, 2534, 2560, 2896, 3136, 3584, 3620, 3920, 4480, 5068, 5120, 5792, 6272, 6335, 7168, 7240, 7840, 8869, 8960, 10136, 11584, 12544, 12670, 14480, 15680, 17738, 17920, 20272, 23168, 25088, 25340, 28960, 31360, 32761, 35476, 35840, 40544, 44345, 46336, 50176, 50680, 57920, 62720, 65522, 70952, 81088, 88690, 92672, 101360, 115840, 125440, 131044, 141904, 162176, 163805, 177380, 185344, 202720, 229327, 231680, 250880, 262088, 283808, 324352, 327610, 354760, 405440, 458654, 463360, 524176, 567616, 648704, 655220, 709520, 810880, 917308, 926720, 1048352, 1135232, 1146635, 1297408, 1310440, 1419040, 1605289, 1621760, 1834616, 2096704, 2270464, 2293270, 2620880, 2838080, 3210578, 3243520, 3669232, 4193408, 4540928, 4586540, 5241760, 5676160, 6421156, 6487040, 7338464, 8026445, 8386816, 9081856, 9173080, 10483520, 11352320, 12842312, 14676928, 16052890, 16773632, 18346160, 20967040, 22704640, 25684624, 29353856, 32105780, 33547264, 36692320, 41934080, 45409280, 51369248, 58707712, 64211560, 73384640, 83868160, 102738496, 117415424, 128423120, 146769280, 167736320, 205476992, 234830848, 256846240, 293538560, 410953984, 513692480, 587077120, 821907968, 1027384960, 1174154240, 1643815936, 2054769920, 4109539840, 8219079680]

約数ペア:

[(1, 8219079680), (2, 4109539840), (4, 2054769920), (5, 1643815936), (7, 1174154240), (8, 1027384960), (10, 821907968), (14, 587077120), (16, 513692480), (20, 410953984), (28, 293538560), (32, 256846240), (35, 234830848), (40, 205476992), (49, 167736320), (56, 146769280), (64, 128423120), (70, 117415424), (80, 102738496), (98, 83868160), (112, 73384640), (128, 64211560), (140, 58707712), (160, 51369248), (181, 45409280), (196, 41934080), (224, 36692320), (245, 33547264), (256, 32105780), (280, 29353856), (320, 25684624), (362, 22704640), (392, 20967040), (448, 18346160), (490, 16773632), (512, 16052890), (560, 14676928), (640, 12842312), (724, 11352320), (784, 10483520), (896, 9173080), (905, 9081856), (980, 8386816), (1024, 8026445), (1120, 7338464), (1267, 6487040), (1280, 6421156), (1448, 5676160), (1568, 5241760), (1792, 4586540), (1810, 4540928), (1960, 4193408), (2240, 3669232), (2534, 3243520), (2560, 3210578), (2896, 2838080), (3136, 2620880), (3584, 2293270), (3620, 2270464), (3920, 2096704), (4480, 1834616), (5068, 1621760), (5120, 1605289), (5792, 1419040), (6272, 1310440), (6335, 1297408), (7168, 1146635), (7240, 1135232), (7840, 1048352), (8869, 926720), (8960, 917308), (10136, 810880), (11584, 709520), (12544, 655220), (12670, 648704), (14480, 567616), (15680, 524176), (17738, 463360), (17920, 458654), (20272, 405440), (23168, 354760), (25088, 327610), (25340, 324352), (28960, 283808), (31360, 262088), (32761, 250880), (35476, 231680), (35840, 229327), (40544, 202720), (44345, 185344), (46336, 177380), (50176, 163805), (50680, 162176), (57920, 141904), (62720, 131044), (65522, 125440), (70952, 115840), (81088, 101360), (88690, 92672)]