157646720

素因数分解:

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

素因数の和:501

約数の個数: 192

約数和(自身を含む): 479306160

約数和(自身を除く): 321659440

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, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 457, 490, 539, 560, 616, 640, 704, 770, 784, 880, 896, 914, 980, 1078, 1120, 1232, 1408, 1540, 1568, 1760, 1828, 1960, 2156, 2240, 2285, 2464, 2695, 3080, 3136, 3199, 3520, 3656, 3920, 4312, 4480, 4570, 4928, 5027, 5390, 6160, 6272, 6398, 7040, 7312, 7840, 8624, 9140, 9856, 10054, 10780, 12320, 12796, 14624, 15680, 15995, 17248, 18280, 20108, 21560, 22393, 24640, 25135, 25592, 29248, 31360, 31990, 34496, 35189, 36560, 40216, 43120, 44786, 49280, 50270, 51184, 58496, 63980, 68992, 70378, 73120, 80432, 86240, 89572, 100540, 102368, 111965, 127960, 140756, 146240, 160864, 172480, 175945, 179144, 201080, 204736, 223930, 246323, 255920, 281512, 292480, 321728, 344960, 351890, 358288, 402160, 409472, 447860, 492646, 511840, 563024, 643456, 703780, 716576, 804320, 895720, 985292, 1023680, 1126048, 1231615, 1407560, 1433152, 1608640, 1791440, 1970584, 2047360, 2252096, 2463230, 2815120, 2866304, 3217280, 3582880, 3941168, 4504192, 4926460, 5630240, 7165760, 7882336, 9852920, 11260480, 14331520, 15764672, 19705840, 22520960, 31529344, 39411680, 78823360, 157646720]

約数ペア:

[(1, 157646720), (2, 78823360), (4, 39411680), (5, 31529344), (7, 22520960), (8, 19705840), (10, 15764672), (11, 14331520), (14, 11260480), (16, 9852920), (20, 7882336), (22, 7165760), (28, 5630240), (32, 4926460), (35, 4504192), (40, 3941168), (44, 3582880), (49, 3217280), (55, 2866304), (56, 2815120), (64, 2463230), (70, 2252096), (77, 2047360), (80, 1970584), (88, 1791440), (98, 1608640), (110, 1433152), (112, 1407560), (128, 1231615), (140, 1126048), (154, 1023680), (160, 985292), (176, 895720), (196, 804320), (220, 716576), (224, 703780), (245, 643456), (280, 563024), (308, 511840), (320, 492646), (352, 447860), (385, 409472), (392, 402160), (440, 358288), (448, 351890), (457, 344960), (490, 321728), (539, 292480), (560, 281512), (616, 255920), (640, 246323), (704, 223930), (770, 204736), (784, 201080), (880, 179144), (896, 175945), (914, 172480), (980, 160864), (1078, 146240), (1120, 140756), (1232, 127960), (1408, 111965), (1540, 102368), (1568, 100540), (1760, 89572), (1828, 86240), (1960, 80432), (2156, 73120), (2240, 70378), (2285, 68992), (2464, 63980), (2695, 58496), (3080, 51184), (3136, 50270), (3199, 49280), (3520, 44786), (3656, 43120), (3920, 40216), (4312, 36560), (4480, 35189), (4570, 34496), (4928, 31990), (5027, 31360), (5390, 29248), (6160, 25592), (6272, 25135), (6398, 24640), (7040, 22393), (7312, 21560), (7840, 20108), (8624, 18280), (9140, 17248), (9856, 15995), (10054, 15680), (10780, 14624), (12320, 12796)]