71566880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 217873152

約数和(自身を除く): 146306272

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 140, 148, 154, 157, 160, 176, 185, 220, 224, 259, 280, 296, 308, 314, 352, 370, 385, 407, 440, 518, 560, 592, 616, 628, 740, 770, 785, 814, 880, 1036, 1099, 1120, 1184, 1232, 1256, 1295, 1480, 1540, 1570, 1628, 1727, 1760, 2035, 2072, 2198, 2464, 2512, 2590, 2849, 2960, 3080, 3140, 3256, 3454, 4070, 4144, 4396, 5024, 5180, 5495, 5698, 5809, 5920, 6160, 6280, 6512, 6908, 8140, 8288, 8635, 8792, 10360, 10990, 11396, 11618, 12089, 12320, 12560, 13024, 13816, 14245, 16280, 17270, 17584, 20720, 21980, 22792, 23236, 24178, 25120, 27632, 28490, 29045, 32560, 34540, 35168, 40663, 41440, 43960, 45584, 46472, 48356, 55264, 56980, 58090, 60445, 63899, 65120, 69080, 81326, 87920, 91168, 92944, 96712, 113960, 116180, 120890, 127798, 138160, 162652, 175840, 185888, 193424, 203315, 227920, 232360, 241780, 255596, 276320, 319495, 325304, 386848, 406630, 447293, 455840, 464720, 483560, 511192, 638990, 650608, 813260, 894586, 929440, 967120, 1022384, 1277980, 1301216, 1626520, 1789172, 1934240, 2044768, 2236465, 2555960, 3253040, 3578344, 4472930, 5111920, 6506080, 7156688, 8945860, 10223840, 14313376, 17891720, 35783440, 71566880]

約数ペア:

[(1, 71566880), (2, 35783440), (4, 17891720), (5, 14313376), (7, 10223840), (8, 8945860), (10, 7156688), (11, 6506080), (14, 5111920), (16, 4472930), (20, 3578344), (22, 3253040), (28, 2555960), (32, 2236465), (35, 2044768), (37, 1934240), (40, 1789172), (44, 1626520), (55, 1301216), (56, 1277980), (70, 1022384), (74, 967120), (77, 929440), (80, 894586), (88, 813260), (110, 650608), (112, 638990), (140, 511192), (148, 483560), (154, 464720), (157, 455840), (160, 447293), (176, 406630), (185, 386848), (220, 325304), (224, 319495), (259, 276320), (280, 255596), (296, 241780), (308, 232360), (314, 227920), (352, 203315), (370, 193424), (385, 185888), (407, 175840), (440, 162652), (518, 138160), (560, 127798), (592, 120890), (616, 116180), (628, 113960), (740, 96712), (770, 92944), (785, 91168), (814, 87920), (880, 81326), (1036, 69080), (1099, 65120), (1120, 63899), (1184, 60445), (1232, 58090), (1256, 56980), (1295, 55264), (1480, 48356), (1540, 46472), (1570, 45584), (1628, 43960), (1727, 41440), (1760, 40663), (2035, 35168), (2072, 34540), (2198, 32560), (2464, 29045), (2512, 28490), (2590, 27632), (2849, 25120), (2960, 24178), (3080, 23236), (3140, 22792), (3256, 21980), (3454, 20720), (4070, 17584), (4144, 17270), (4396, 16280), (5024, 14245), (5180, 13816), (5495, 13024), (5698, 12560), (5809, 12320), (5920, 12089), (6160, 11618), (6280, 11396), (6512, 10990), (6908, 10360), (8140, 8792), (8288, 8635)]