1315511120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{213557}}^1$

素因数の和:213588

約数の個数: 80

約数和(自身を含む): 3813291648

約数和(自身を除く): 2497780528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 213557, 427114, 854228, 1067785, 1494899, 1708456, 2135570, 2349127, 2989798, 3416912, 4271140, 4698254, 5979596, 7474495, 8542280, 9396508, 11745635, 11959192, 14948990, 16443889, 17084560, 18793016, 23491270, 23918384, 29897980, 32887778, 37586032, 46982540, 59795960, 65775556, 82219445, 93965080, 119591920, 131551112, 164438890, 187930160, 263102224, 328877780, 657755560, 1315511120]

約数ペア:

[(1, 1315511120), (2, 657755560), (4, 328877780), (5, 263102224), (7, 187930160), (8, 164438890), (10, 131551112), (11, 119591920), (14, 93965080), (16, 82219445), (20, 65775556), (22, 59795960), (28, 46982540), (35, 37586032), (40, 32887778), (44, 29897980), (55, 23918384), (56, 23491270), (70, 18793016), (77, 17084560), (80, 16443889), (88, 14948990), (110, 11959192), (112, 11745635), (140, 9396508), (154, 8542280), (176, 7474495), (220, 5979596), (280, 4698254), (308, 4271140), (385, 3416912), (440, 2989798), (560, 2349127), (616, 2135570), (770, 1708456), (880, 1494899), (1232, 1067785), (1540, 854228), (3080, 427114), (6160, 213557)]