238500562160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{664421}}^1$

素因数の和:665082

約数の個数: 80

約数和(自身を含む): 634719678912

約数和(自身を除く): 396219116752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 641, 1282, 2564, 3205, 4487, 5128, 6410, 8974, 10256, 12820, 17948, 22435, 25640, 35896, 44870, 51280, 71792, 89740, 179480, 358960, 664421, 1328842, 2657684, 3322105, 4650947, 5315368, 6644210, 9301894, 10630736, 13288420, 18603788, 23254735, 26576840, 37207576, 46509470, 53153680, 74415152, 93018940, 186037880, 372075760, 425893861, 851787722, 1703575444, 2129469305, 2981257027, 3407150888, 4258938610, 5962514054, 6814301776, 8517877220, 11925028108, 14906285135, 17035754440, 23850056216, 29812570270, 34071508880, 47700112432, 59625140540, 119250281080, 238500562160]

約数ペア:

[(1, 238500562160), (2, 119250281080), (4, 59625140540), (5, 47700112432), (7, 34071508880), (8, 29812570270), (10, 23850056216), (14, 17035754440), (16, 14906285135), (20, 11925028108), (28, 8517877220), (35, 6814301776), (40, 5962514054), (56, 4258938610), (70, 3407150888), (80, 2981257027), (112, 2129469305), (140, 1703575444), (280, 851787722), (560, 425893861), (641, 372075760), (1282, 186037880), (2564, 93018940), (3205, 74415152), (4487, 53153680), (5128, 46509470), (6410, 37207576), (8974, 26576840), (10256, 23254735), (12820, 18603788), (17948, 13288420), (22435, 10630736), (25640, 9301894), (35896, 6644210), (44870, 5315368), (51280, 4650947), (71792, 3322105), (89740, 2657684), (179480, 1328842), (358960, 664421)]