756841280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4231}}^1$

素因数の和:4304

約数の個数: 112

約数和(自身を含む): 1986466944

約数和(自身を除く): 1229625664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 520, 559, 688, 832, 860, 1040, 1118, 1376, 1720, 2080, 2236, 2752, 2795, 3440, 4160, 4231, 4472, 5590, 6880, 8462, 8944, 11180, 13760, 16924, 17888, 21155, 22360, 33848, 35776, 42310, 44720, 55003, 67696, 84620, 89440, 110006, 135392, 169240, 178880, 181933, 220012, 270784, 275015, 338480, 363866, 440024, 550030, 676960, 727732, 880048, 909665, 1100060, 1353920, 1455464, 1760096, 1819330, 2200120, 2365129, 2910928, 3520192, 3638660, 4400240, 4730258, 5821856, 7277320, 8800480, 9460516, 11643712, 11825645, 14554640, 17600960, 18921032, 23651290, 29109280, 37842064, 47302580, 58218560, 75684128, 94605160, 151368256, 189210320, 378420640, 756841280]

約数ペア:

[(1, 756841280), (2, 378420640), (4, 189210320), (5, 151368256), (8, 94605160), (10, 75684128), (13, 58218560), (16, 47302580), (20, 37842064), (26, 29109280), (32, 23651290), (40, 18921032), (43, 17600960), (52, 14554640), (64, 11825645), (65, 11643712), (80, 9460516), (86, 8800480), (104, 7277320), (130, 5821856), (160, 4730258), (172, 4400240), (208, 3638660), (215, 3520192), (260, 2910928), (320, 2365129), (344, 2200120), (416, 1819330), (430, 1760096), (520, 1455464), (559, 1353920), (688, 1100060), (832, 909665), (860, 880048), (1040, 727732), (1118, 676960), (1376, 550030), (1720, 440024), (2080, 363866), (2236, 338480), (2752, 275015), (2795, 270784), (3440, 220012), (4160, 181933), (4231, 178880), (4472, 169240), (5590, 135392), (6880, 110006), (8462, 89440), (8944, 84620), (11180, 67696), (13760, 55003), (16924, 44720), (17888, 42310), (21155, 35776), (22360, 33848)]