90120604

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 108

約数和(自身を含む): 204808296

約数和(自身を除く): 114687692

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 43, 49, 68, 74, 86, 98, 119, 148, 172, 196, 238, 259, 289, 301, 476, 518, 578, 602, 629, 731, 833, 1036, 1156, 1204, 1258, 1462, 1591, 1666, 1813, 2023, 2107, 2516, 2924, 3182, 3332, 3626, 4046, 4214, 4403, 5117, 6364, 7252, 8092, 8428, 8806, 10234, 10693, 11137, 12427, 14161, 17612, 20468, 21386, 22274, 24854, 27047, 28322, 30821, 35819, 42772, 44548, 49708, 54094, 56644, 61642, 71638, 74851, 77959, 86989, 108188, 123284, 143276, 149702, 155918, 173978, 189329, 299404, 311836, 347956, 378658, 459799, 523957, 608923, 757316, 919598, 1047914, 1217846, 1325303, 1839196, 2095828, 2435692, 2650606, 3218593, 5301212, 6437186, 12874372, 22530151, 45060302, 90120604]

約数ペア:

[(1, 90120604), (2, 45060302), (4, 22530151), (7, 12874372), (14, 6437186), (17, 5301212), (28, 3218593), (34, 2650606), (37, 2435692), (43, 2095828), (49, 1839196), (68, 1325303), (74, 1217846), (86, 1047914), (98, 919598), (119, 757316), (148, 608923), (172, 523957), (196, 459799), (238, 378658), (259, 347956), (289, 311836), (301, 299404), (476, 189329), (518, 173978), (578, 155918), (602, 149702), (629, 143276), (731, 123284), (833, 108188), (1036, 86989), (1156, 77959), (1204, 74851), (1258, 71638), (1462, 61642), (1591, 56644), (1666, 54094), (1813, 49708), (2023, 44548), (2107, 42772), (2516, 35819), (2924, 30821), (3182, 28322), (3332, 27047), (3626, 24854), (4046, 22274), (4214, 21386), (4403, 20468), (5117, 17612), (6364, 14161), (7252, 12427), (8092, 11137), (8428, 10693), (8806, 10234)]