120428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:62

約数の個数: 48

約数和(自身を含む): 290304

約数和(自身を除く): 169876

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 23, 28, 34, 44, 46, 68, 77, 92, 119, 154, 161, 187, 238, 253, 308, 322, 374, 391, 476, 506, 644, 748, 782, 1012, 1309, 1564, 1771, 2618, 2737, 3542, 4301, 5236, 5474, 7084, 8602, 10948, 17204, 30107, 60214, 120428]

約数ペア:

[(1, 120428), (2, 60214), (4, 30107), (7, 17204), (11, 10948), (14, 8602), (17, 7084), (22, 5474), (23, 5236), (28, 4301), (34, 3542), (44, 2737), (46, 2618), (68, 1771), (77, 1564), (92, 1309), (119, 1012), (154, 782), (161, 748), (187, 644), (238, 506), (253, 476), (308, 391), (322, 374)]