71891028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 214643520

約数和(自身を除く): 142752492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 59, 66, 68, 99, 102, 118, 132, 153, 177, 181, 187, 198, 204, 236, 306, 354, 362, 374, 396, 531, 543, 561, 612, 649, 708, 724, 748, 1003, 1062, 1086, 1122, 1298, 1629, 1683, 1947, 1991, 2006, 2124, 2172, 2244, 2596, 3009, 3077, 3258, 3366, 3894, 3982, 4012, 5841, 5973, 6018, 6154, 6516, 6732, 7788, 7964, 9027, 9231, 10679, 11033, 11682, 11946, 12036, 12308, 17919, 18054, 18462, 21358, 22066, 23364, 23892, 27693, 32037, 33099, 33847, 35838, 36108, 36924, 42716, 44132, 55386, 64074, 66198, 67694, 71676, 96111, 99297, 101541, 110772, 117469, 128148, 132396, 135388, 181543, 192222, 198594, 203082, 234938, 304623, 352407, 363086, 384444, 397188, 406164, 469876, 544629, 609246, 704814, 726172, 1057221, 1089258, 1218492, 1409628, 1633887, 1996973, 2114442, 2178516, 3267774, 3993946, 4228884, 5990919, 6535548, 7987892, 11981838, 17972757, 23963676, 35945514, 71891028]

約数ペア:

[(1, 71891028), (2, 35945514), (3, 23963676), (4, 17972757), (6, 11981838), (9, 7987892), (11, 6535548), (12, 5990919), (17, 4228884), (18, 3993946), (22, 3267774), (33, 2178516), (34, 2114442), (36, 1996973), (44, 1633887), (51, 1409628), (59, 1218492), (66, 1089258), (68, 1057221), (99, 726172), (102, 704814), (118, 609246), (132, 544629), (153, 469876), (177, 406164), (181, 397188), (187, 384444), (198, 363086), (204, 352407), (236, 304623), (306, 234938), (354, 203082), (362, 198594), (374, 192222), (396, 181543), (531, 135388), (543, 132396), (561, 128148), (612, 117469), (649, 110772), (708, 101541), (724, 99297), (748, 96111), (1003, 71676), (1062, 67694), (1086, 66198), (1122, 64074), (1298, 55386), (1629, 44132), (1683, 42716), (1947, 36924), (1991, 36108), (2006, 35838), (2124, 33847), (2172, 33099), (2244, 32037), (2596, 27693), (3009, 23892), (3077, 23364), (3258, 22066), (3366, 21358), (3894, 18462), (3982, 18054), (4012, 17919), (5841, 12308), (5973, 12036), (6018, 11946), (6154, 11682), (6516, 11033), (6732, 10679), (7788, 9231), (7964, 9027)]