201615992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 412368000

約数和(自身を除く): 210752008

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 109, 152, 172, 218, 283, 344, 436, 566, 817, 872, 1132, 1634, 2071, 2264, 3268, 4142, 4687, 5377, 6536, 8284, 9374, 10754, 12169, 16568, 18748, 21508, 24338, 30847, 37496, 43016, 48676, 61694, 89053, 97352, 123388, 178106, 231211, 246776, 356212, 462422, 586093, 712424, 924844, 1172186, 1326421, 1849688, 2344372, 2652842, 4688744, 5305684, 10611368, 25201999, 50403998, 100807996, 201615992]

約数ペア:

[(1, 201615992), (2, 100807996), (4, 50403998), (8, 25201999), (19, 10611368), (38, 5305684), (43, 4688744), (76, 2652842), (86, 2344372), (109, 1849688), (152, 1326421), (172, 1172186), (218, 924844), (283, 712424), (344, 586093), (436, 462422), (566, 356212), (817, 246776), (872, 231211), (1132, 178106), (1634, 123388), (2071, 97352), (2264, 89053), (3268, 61694), (4142, 48676), (4687, 43016), (5377, 37496), (6536, 30847), (8284, 24338), (9374, 21508), (10754, 18748), (12169, 16568)]