128225276

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 243102720

約数和(自身を除く): 114877444

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 139, 148, 271, 278, 542, 556, 851, 1084, 1702, 3197, 3404, 5143, 6233, 6394, 10027, 10286, 12466, 12788, 20054, 20572, 24932, 37669, 40108, 75338, 118289, 150676, 230621, 236578, 461242, 473156, 866387, 922484, 1393753, 1732774, 2787506, 3465548, 5575012, 32056319, 64112638, 128225276]

約数ペア:

[(1, 128225276), (2, 64112638), (4, 32056319), (23, 5575012), (37, 3465548), (46, 2787506), (74, 1732774), (92, 1393753), (139, 922484), (148, 866387), (271, 473156), (278, 461242), (542, 236578), (556, 230621), (851, 150676), (1084, 118289), (1702, 75338), (3197, 40108), (3404, 37669), (5143, 24932), (6233, 20572), (6394, 20054), (10027, 12788), (10286, 12466)]