128685888

素因数分解:

$2^6\times 3^3\times {\mathrm{74471}}^1$

素因数の和:74492

約数の個数: 56

約数和(自身を含む): 378317760

約数和(自身を除く): 249631872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 74471, 148942, 223413, 297884, 446826, 595768, 670239, 893652, 1191536, 1340478, 1787304, 2010717, 2383072, 2680956, 3574608, 4021434, 4766144, 5361912, 7149216, 8042868, 10723824, 14298432, 16085736, 21447648, 32171472, 42895296, 64342944, 128685888]

約数ペア:

[(1, 128685888), (2, 64342944), (3, 42895296), (4, 32171472), (6, 21447648), (8, 16085736), (9, 14298432), (12, 10723824), (16, 8042868), (18, 7149216), (24, 5361912), (27, 4766144), (32, 4021434), (36, 3574608), (48, 2680956), (54, 2383072), (64, 2010717), (72, 1787304), (96, 1340478), (108, 1191536), (144, 893652), (192, 670239), (216, 595768), (288, 446826), (432, 297884), (576, 223413), (864, 148942), (1728, 74471)]