128855188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 300303360

約数和(自身を除く): 171448172

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 97, 133, 154, 194, 209, 227, 266, 308, 388, 418, 454, 532, 679, 836, 908, 1067, 1358, 1463, 1589, 1843, 2134, 2497, 2716, 2926, 3178, 3686, 4268, 4313, 4994, 5852, 6356, 7372, 7469, 8626, 9988, 12901, 14938, 17252, 17479, 20273, 22019, 25802, 29876, 30191, 34958, 40546, 44038, 47443, 51604, 60382, 69916, 81092, 88076, 94886, 120764, 141911, 154133, 189772, 242209, 283822, 308266, 332101, 418361, 484418, 567644, 616532, 664202, 836722, 968836, 1328404, 1673444, 1695463, 2928527, 3390926, 4601971, 5857054, 6781852, 9203942, 11714108, 18407884, 32213797, 64427594, 128855188]

約数ペア:

[(1, 128855188), (2, 64427594), (4, 32213797), (7, 18407884), (11, 11714108), (14, 9203942), (19, 6781852), (22, 5857054), (28, 4601971), (38, 3390926), (44, 2928527), (76, 1695463), (77, 1673444), (97, 1328404), (133, 968836), (154, 836722), (194, 664202), (209, 616532), (227, 567644), (266, 484418), (308, 418361), (388, 332101), (418, 308266), (454, 283822), (532, 242209), (679, 189772), (836, 154133), (908, 141911), (1067, 120764), (1358, 94886), (1463, 88076), (1589, 81092), (1843, 69916), (2134, 60382), (2497, 51604), (2716, 47443), (2926, 44038), (3178, 40546), (3686, 34958), (4268, 30191), (4313, 29876), (4994, 25802), (5852, 22019), (6356, 20273), (7372, 17479), (7469, 17252), (8626, 14938), (9988, 12901)]