180290404

素因数分解:

$2^2\times 7^3\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 369980800

約数和(自身を除く): 189690396

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 331, 343, 397, 662, 686, 794, 1324, 1372, 1588, 2317, 2779, 4634, 5558, 9268, 11116, 16219, 19453, 32438, 38906, 64876, 77812, 113533, 131407, 136171, 227066, 262814, 272342, 454132, 525628, 544684, 919849, 1839698, 3679396, 6438943, 12877886, 25755772, 45072601, 90145202, 180290404]

約数ペア:

[(1, 180290404), (2, 90145202), (4, 45072601), (7, 25755772), (14, 12877886), (28, 6438943), (49, 3679396), (98, 1839698), (196, 919849), (331, 544684), (343, 525628), (397, 454132), (662, 272342), (686, 262814), (794, 227066), (1324, 136171), (1372, 131407), (1588, 113533), (2317, 77812), (2779, 64876), (4634, 38906), (5558, 32438), (9268, 19453), (11116, 16219)]