31430168

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 77196240

約数和(自身を除く): 45766072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 49, 56, 74, 77, 88, 98, 148, 154, 196, 197, 259, 296, 308, 392, 394, 407, 518, 539, 616, 788, 814, 1036, 1078, 1379, 1576, 1628, 1813, 2072, 2156, 2167, 2758, 2849, 3256, 3626, 4312, 4334, 5516, 5698, 7252, 7289, 8668, 9653, 11032, 11396, 14504, 14578, 15169, 17336, 19306, 19943, 22792, 29156, 30338, 38612, 39886, 51023, 58312, 60676, 77224, 79772, 80179, 102046, 106183, 121352, 159544, 160358, 204092, 212366, 320716, 357161, 408184, 424732, 561253, 641432, 714322, 849464, 1122506, 1428644, 2245012, 2857288, 3928771, 4490024, 7857542, 15715084, 31430168]

約数ペア:

[(1, 31430168), (2, 15715084), (4, 7857542), (7, 4490024), (8, 3928771), (11, 2857288), (14, 2245012), (22, 1428644), (28, 1122506), (37, 849464), (44, 714322), (49, 641432), (56, 561253), (74, 424732), (77, 408184), (88, 357161), (98, 320716), (148, 212366), (154, 204092), (196, 160358), (197, 159544), (259, 121352), (296, 106183), (308, 102046), (392, 80179), (394, 79772), (407, 77224), (518, 60676), (539, 58312), (616, 51023), (788, 39886), (814, 38612), (1036, 30338), (1078, 29156), (1379, 22792), (1576, 19943), (1628, 19306), (1813, 17336), (2072, 15169), (2156, 14578), (2167, 14504), (2758, 11396), (2849, 11032), (3256, 9653), (3626, 8668), (4312, 7289), (4334, 7252), (5516, 5698)]