217025128

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 461973600

約数和(自身を除く): 244948472

約数列:

[1, 2, 4, 8, 17, 34, 37, 43, 59, 68, 74, 86, 118, 136, 148, 172, 236, 289, 296, 344, 472, 578, 629, 731, 1003, 1156, 1258, 1462, 1591, 2006, 2183, 2312, 2516, 2537, 2924, 3182, 4012, 4366, 5032, 5074, 5848, 6364, 8024, 8732, 10148, 10693, 12427, 12728, 17051, 17464, 20296, 21386, 24854, 27047, 34102, 37111, 42772, 43129, 49708, 54094, 68204, 74222, 85544, 86258, 93869, 99416, 108188, 136408, 148444, 172516, 187738, 216376, 296888, 345032, 375476, 459799, 630887, 733193, 750952, 919598, 1261774, 1466386, 1595773, 1839196, 2523548, 2932772, 3191546, 3678392, 5047096, 5865544, 6383092, 12766184, 27128141, 54256282, 108512564, 217025128]

約数ペア:

[(1, 217025128), (2, 108512564), (4, 54256282), (8, 27128141), (17, 12766184), (34, 6383092), (37, 5865544), (43, 5047096), (59, 3678392), (68, 3191546), (74, 2932772), (86, 2523548), (118, 1839196), (136, 1595773), (148, 1466386), (172, 1261774), (236, 919598), (289, 750952), (296, 733193), (344, 630887), (472, 459799), (578, 375476), (629, 345032), (731, 296888), (1003, 216376), (1156, 187738), (1258, 172516), (1462, 148444), (1591, 136408), (2006, 108188), (2183, 99416), (2312, 93869), (2516, 86258), (2537, 85544), (2924, 74222), (3182, 68204), (4012, 54094), (4366, 49708), (5032, 43129), (5074, 42772), (5848, 37111), (6364, 34102), (8024, 27047), (8732, 24854), (10148, 21386), (10693, 20296), (12427, 17464), (12728, 17051)]