247139968

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 518584320

約数和(自身を除く): 271444352

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 127, 128, 184, 254, 368, 508, 661, 736, 1016, 1322, 1472, 2032, 2644, 2921, 2944, 4064, 5288, 5842, 8128, 10576, 11684, 15203, 16256, 21152, 23368, 30406, 42304, 46736, 60812, 83947, 84608, 93472, 121624, 167894, 186944, 243248, 335788, 373888, 486496, 671576, 972992, 1343152, 1930781, 1945984, 2686304, 3861562, 5372608, 7723124, 10745216, 15446248, 30892496, 61784992, 123569984, 247139968]

約数ペア:

[(1, 247139968), (2, 123569984), (4, 61784992), (8, 30892496), (16, 15446248), (23, 10745216), (32, 7723124), (46, 5372608), (64, 3861562), (92, 2686304), (127, 1945984), (128, 1930781), (184, 1343152), (254, 972992), (368, 671576), (508, 486496), (661, 373888), (736, 335788), (1016, 243248), (1322, 186944), (1472, 167894), (2032, 121624), (2644, 93472), (2921, 84608), (2944, 83947), (4064, 60812), (5288, 46736), (5842, 42304), (8128, 30406), (10576, 23368), (11684, 21152), (15203, 16256)]