156215920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{5693}}^1$

素因数の和:5727

約数の個数: 80

約数和(自身を含む): 423633600

約数和(自身を除く): 267417680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 5693, 6860, 11386, 13720, 22772, 27440, 28465, 39851, 45544, 56930, 79702, 91088, 113860, 159404, 199255, 227720, 278957, 318808, 398510, 455440, 557914, 637616, 797020, 1115828, 1394785, 1594040, 1952699, 2231656, 2789570, 3188080, 3905398, 4463312, 5579140, 7810796, 9763495, 11158280, 15621592, 19526990, 22316560, 31243184, 39053980, 78107960, 156215920]

約数ペア:

[(1, 156215920), (2, 78107960), (4, 39053980), (5, 31243184), (7, 22316560), (8, 19526990), (10, 15621592), (14, 11158280), (16, 9763495), (20, 7810796), (28, 5579140), (35, 4463312), (40, 3905398), (49, 3188080), (56, 2789570), (70, 2231656), (80, 1952699), (98, 1594040), (112, 1394785), (140, 1115828), (196, 797020), (245, 637616), (280, 557914), (343, 455440), (392, 398510), (490, 318808), (560, 278957), (686, 227720), (784, 199255), (980, 159404), (1372, 113860), (1715, 91088), (1960, 79702), (2744, 56930), (3430, 45544), (3920, 39851), (5488, 28465), (5693, 27440), (6860, 22772), (11386, 13720)]