137940880

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:502

約数の個数: 160

約数和(自身を含む): 408902400

約数和(自身を除く): 270961520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 343, 385, 392, 440, 457, 490, 539, 560, 616, 686, 770, 784, 880, 914, 980, 1078, 1232, 1372, 1540, 1715, 1828, 1960, 2156, 2285, 2695, 2744, 3080, 3199, 3430, 3656, 3773, 3920, 4312, 4570, 5027, 5390, 5488, 6160, 6398, 6860, 7312, 7546, 8624, 9140, 10054, 10780, 12796, 13720, 15092, 15995, 18280, 18865, 20108, 21560, 22393, 25135, 25592, 27440, 30184, 31990, 35189, 36560, 37730, 40216, 43120, 44786, 50270, 51184, 60368, 63980, 70378, 75460, 80432, 89572, 100540, 111965, 127960, 140756, 150920, 156751, 175945, 179144, 201080, 223930, 246323, 255920, 281512, 301840, 313502, 351890, 358288, 402160, 447860, 492646, 563024, 627004, 703780, 783755, 895720, 985292, 1231615, 1254008, 1407560, 1567510, 1724261, 1791440, 1970584, 2463230, 2508016, 2815120, 3135020, 3448522, 3941168, 4926460, 6270040, 6897044, 8621305, 9852920, 12540080, 13794088, 17242610, 19705840, 27588176, 34485220, 68970440, 137940880]

約数ペア:

[(1, 137940880), (2, 68970440), (4, 34485220), (5, 27588176), (7, 19705840), (8, 17242610), (10, 13794088), (11, 12540080), (14, 9852920), (16, 8621305), (20, 6897044), (22, 6270040), (28, 4926460), (35, 3941168), (40, 3448522), (44, 3135020), (49, 2815120), (55, 2508016), (56, 2463230), (70, 1970584), (77, 1791440), (80, 1724261), (88, 1567510), (98, 1407560), (110, 1254008), (112, 1231615), (140, 985292), (154, 895720), (176, 783755), (196, 703780), (220, 627004), (245, 563024), (280, 492646), (308, 447860), (343, 402160), (385, 358288), (392, 351890), (440, 313502), (457, 301840), (490, 281512), (539, 255920), (560, 246323), (616, 223930), (686, 201080), (770, 179144), (784, 175945), (880, 156751), (914, 150920), (980, 140756), (1078, 127960), (1232, 111965), (1372, 100540), (1540, 89572), (1715, 80432), (1828, 75460), (1960, 70378), (2156, 63980), (2285, 60368), (2695, 51184), (2744, 50270), (3080, 44786), (3199, 43120), (3430, 40216), (3656, 37730), (3773, 36560), (3920, 35189), (4312, 31990), (4570, 30184), (5027, 27440), (5390, 25592), (5488, 25135), (6160, 22393), (6398, 21560), (6860, 20108), (7312, 18865), (7546, 18280), (8624, 15995), (9140, 15092), (10054, 13720), (10780, 12796)]