78823360

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:499

約数の個数: 168

約数和(自身を含む): 238713264

約数和(自身を除く): 159889904

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 457, 490, 539, 560, 616, 704, 770, 784, 880, 914, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1828, 1960, 2156, 2240, 2285, 2464, 2695, 3080, 3136, 3199, 3520, 3656, 3920, 4312, 4570, 4928, 5027, 5390, 6160, 6398, 7312, 7840, 8624, 9140, 10054, 10780, 12320, 12796, 14624, 15680, 15995, 17248, 18280, 20108, 21560, 22393, 24640, 25135, 25592, 29248, 31990, 34496, 35189, 36560, 40216, 43120, 44786, 50270, 51184, 63980, 70378, 73120, 80432, 86240, 89572, 100540, 102368, 111965, 127960, 140756, 146240, 160864, 172480, 175945, 179144, 201080, 204736, 223930, 246323, 255920, 281512, 321728, 351890, 358288, 402160, 447860, 492646, 511840, 563024, 703780, 716576, 804320, 895720, 985292, 1023680, 1126048, 1231615, 1407560, 1433152, 1608640, 1791440, 1970584, 2252096, 2463230, 2815120, 3582880, 3941168, 4926460, 5630240, 7165760, 7882336, 9852920, 11260480, 15764672, 19705840, 39411680, 78823360]

約数ペア:

[(1, 78823360), (2, 39411680), (4, 19705840), (5, 15764672), (7, 11260480), (8, 9852920), (10, 7882336), (11, 7165760), (14, 5630240), (16, 4926460), (20, 3941168), (22, 3582880), (28, 2815120), (32, 2463230), (35, 2252096), (40, 1970584), (44, 1791440), (49, 1608640), (55, 1433152), (56, 1407560), (64, 1231615), (70, 1126048), (77, 1023680), (80, 985292), (88, 895720), (98, 804320), (110, 716576), (112, 703780), (140, 563024), (154, 511840), (160, 492646), (176, 447860), (196, 402160), (220, 358288), (224, 351890), (245, 321728), (280, 281512), (308, 255920), (320, 246323), (352, 223930), (385, 204736), (392, 201080), (440, 179144), (448, 175945), (457, 172480), (490, 160864), (539, 146240), (560, 140756), (616, 127960), (704, 111965), (770, 102368), (784, 100540), (880, 89572), (914, 86240), (980, 80432), (1078, 73120), (1120, 70378), (1232, 63980), (1540, 51184), (1568, 50270), (1760, 44786), (1828, 43120), (1960, 40216), (2156, 36560), (2240, 35189), (2285, 34496), (2464, 31990), (2695, 29248), (3080, 25592), (3136, 25135), (3199, 24640), (3520, 22393), (3656, 21560), (3920, 20108), (4312, 18280), (4570, 17248), (4928, 15995), (5027, 15680), (5390, 14624), (6160, 12796), (6398, 12320), (7312, 10780), (7840, 10054), (8624, 9140)]