78404480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 256

約数和(自身を含む): 245583360

約数和(自身を除く): 167178880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 43, 44, 55, 56, 64, 70, 74, 77, 80, 86, 88, 110, 112, 128, 140, 148, 154, 160, 172, 176, 185, 215, 220, 224, 259, 280, 296, 301, 308, 320, 344, 352, 370, 385, 407, 430, 440, 448, 473, 518, 560, 592, 602, 616, 640, 688, 704, 740, 770, 814, 860, 880, 896, 946, 1036, 1120, 1184, 1204, 1232, 1295, 1376, 1408, 1480, 1505, 1540, 1591, 1628, 1720, 1760, 1892, 2035, 2072, 2240, 2365, 2368, 2408, 2464, 2590, 2752, 2849, 2960, 3010, 3080, 3182, 3256, 3311, 3440, 3520, 3784, 4070, 4144, 4480, 4730, 4736, 4816, 4928, 5180, 5504, 5698, 5920, 6020, 6160, 6364, 6512, 6622, 6880, 7040, 7568, 7955, 8140, 8288, 9460, 9632, 9856, 10360, 11137, 11396, 11840, 12040, 12320, 12728, 13024, 13244, 13760, 14245, 15136, 15910, 16280, 16555, 16576, 17501, 18920, 19264, 20720, 22274, 22792, 23680, 24080, 24640, 25456, 26048, 26488, 27520, 28490, 30272, 31820, 32560, 33110, 33152, 35002, 37840, 38528, 41440, 44548, 45584, 48160, 49280, 50912, 52096, 52976, 55685, 56980, 60544, 63640, 65120, 66220, 70004, 75680, 82880, 87505, 89096, 91168, 96320, 101824, 105952, 111370, 113960, 122507, 127280, 130240, 132440, 140008, 151360, 165760, 175010, 178192, 182336, 192640, 203648, 211904, 222740, 227920, 245014, 254560, 260480, 264880, 280016, 302720, 350020, 356384, 364672, 423808, 445480, 455840, 490028, 509120, 529760, 560032, 612535, 700040, 712768, 890960, 911680, 980056, 1018240, 1059520, 1120064, 1225070, 1400080, 1425536, 1781920, 1823360, 1960112, 2119040, 2240128, 2450140, 2800160, 3563840, 3920224, 4900280, 5600320, 7127680, 7840448, 9800560, 11200640, 15680896, 19601120, 39202240, 78404480]

約数ペア:

[(1, 78404480), (2, 39202240), (4, 19601120), (5, 15680896), (7, 11200640), (8, 9800560), (10, 7840448), (11, 7127680), (14, 5600320), (16, 4900280), (20, 3920224), (22, 3563840), (28, 2800160), (32, 2450140), (35, 2240128), (37, 2119040), (40, 1960112), (43, 1823360), (44, 1781920), (55, 1425536), (56, 1400080), (64, 1225070), (70, 1120064), (74, 1059520), (77, 1018240), (80, 980056), (86, 911680), (88, 890960), (110, 712768), (112, 700040), (128, 612535), (140, 560032), (148, 529760), (154, 509120), (160, 490028), (172, 455840), (176, 445480), (185, 423808), (215, 364672), (220, 356384), (224, 350020), (259, 302720), (280, 280016), (296, 264880), (301, 260480), (308, 254560), (320, 245014), (344, 227920), (352, 222740), (370, 211904), (385, 203648), (407, 192640), (430, 182336), (440, 178192), (448, 175010), (473, 165760), (518, 151360), (560, 140008), (592, 132440), (602, 130240), (616, 127280), (640, 122507), (688, 113960), (704, 111370), (740, 105952), (770, 101824), (814, 96320), (860, 91168), (880, 89096), (896, 87505), (946, 82880), (1036, 75680), (1120, 70004), (1184, 66220), (1204, 65120), (1232, 63640), (1295, 60544), (1376, 56980), (1408, 55685), (1480, 52976), (1505, 52096), (1540, 50912), (1591, 49280), (1628, 48160), (1720, 45584), (1760, 44548), (1892, 41440), (2035, 38528), (2072, 37840), (2240, 35002), (2365, 33152), (2368, 33110), (2408, 32560), (2464, 31820), (2590, 30272), (2752, 28490), (2849, 27520), (2960, 26488), (3010, 26048), (3080, 25456), (3182, 24640), (3256, 24080), (3311, 23680), (3440, 22792), (3520, 22274), (3784, 20720), (4070, 19264), (4144, 18920), (4480, 17501), (4730, 16576), (4736, 16555), (4816, 16280), (4928, 15910), (5180, 15136), (5504, 14245), (5698, 13760), (5920, 13244), (6020, 13024), (6160, 12728), (6364, 12320), (6512, 12040), (6622, 11840), (6880, 11396), (7040, 11137), (7568, 10360), (7955, 9856), (8140, 9632), (8288, 9460)]