7491288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 23569920

約数和(自身を除く): 16078632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 43, 51, 56, 61, 68, 84, 86, 102, 119, 122, 129, 136, 168, 172, 183, 204, 238, 244, 258, 301, 344, 357, 366, 408, 427, 476, 488, 516, 602, 714, 731, 732, 854, 903, 952, 1032, 1037, 1204, 1281, 1428, 1462, 1464, 1708, 1806, 2074, 2193, 2408, 2562, 2623, 2856, 2924, 3111, 3416, 3612, 4148, 4386, 5117, 5124, 5246, 5848, 6222, 7224, 7259, 7869, 8296, 8772, 10234, 10248, 10492, 12444, 14518, 15351, 15738, 17544, 18361, 20468, 20984, 21777, 24888, 29036, 30702, 31476, 36722, 40936, 43554, 44591, 55083, 58072, 61404, 62952, 73444, 87108, 89182, 110166, 122808, 133773, 146888, 174216, 178364, 220332, 267546, 312137, 356728, 440664, 535092, 624274, 936411, 1070184, 1248548, 1872822, 2497096, 3745644, 7491288]

約数ペア:

[(1, 7491288), (2, 3745644), (3, 2497096), (4, 1872822), (6, 1248548), (7, 1070184), (8, 936411), (12, 624274), (14, 535092), (17, 440664), (21, 356728), (24, 312137), (28, 267546), (34, 220332), (42, 178364), (43, 174216), (51, 146888), (56, 133773), (61, 122808), (68, 110166), (84, 89182), (86, 87108), (102, 73444), (119, 62952), (122, 61404), (129, 58072), (136, 55083), (168, 44591), (172, 43554), (183, 40936), (204, 36722), (238, 31476), (244, 30702), (258, 29036), (301, 24888), (344, 21777), (357, 20984), (366, 20468), (408, 18361), (427, 17544), (476, 15738), (488, 15351), (516, 14518), (602, 12444), (714, 10492), (731, 10248), (732, 10234), (854, 8772), (903, 8296), (952, 7869), (1032, 7259), (1037, 7224), (1204, 6222), (1281, 5848), (1428, 5246), (1462, 5124), (1464, 5117), (1708, 4386), (1806, 4148), (2074, 3612), (2193, 3416), (2408, 3111), (2562, 2924), (2623, 2856)]