678744072

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^2$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 1959668100

約数和(自身を除く): 1280924028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 61, 72, 73, 87, 116, 122, 146, 174, 183, 219, 232, 244, 261, 292, 348, 366, 438, 488, 522, 549, 584, 657, 696, 732, 876, 1044, 1098, 1314, 1464, 1752, 1769, 2088, 2117, 2196, 2628, 3538, 4234, 4392, 4453, 5256, 5307, 5329, 6351, 7076, 8468, 8906, 10614, 10658, 12702, 13359, 14152, 15921, 15987, 16936, 17812, 19053, 21228, 21316, 25404, 26718, 31842, 31974, 35624, 38106, 40077, 42456, 42632, 47961, 50808, 53436, 63684, 63948, 76212, 80154, 95922, 106872, 127368, 127896, 129137, 152424, 154541, 160308, 191844, 258274, 309082, 320616, 325069, 383688, 387411, 463623, 516548, 618164, 650138, 774822, 927246, 975207, 1033096, 1162233, 1236328, 1300276, 1390869, 1549644, 1854492, 1950414, 2324466, 2600552, 2781738, 2925621, 3099288, 3708984, 3900828, 4648932, 5563476, 5851242, 7801656, 9297864, 9427001, 11126952, 11702484, 18854002, 23404968, 28281003, 37708004, 56562006, 75416008, 84843009, 113124012, 169686018, 226248024, 339372036, 678744072]

約数ペア:

[(1, 678744072), (2, 339372036), (3, 226248024), (4, 169686018), (6, 113124012), (8, 84843009), (9, 75416008), (12, 56562006), (18, 37708004), (24, 28281003), (29, 23404968), (36, 18854002), (58, 11702484), (61, 11126952), (72, 9427001), (73, 9297864), (87, 7801656), (116, 5851242), (122, 5563476), (146, 4648932), (174, 3900828), (183, 3708984), (219, 3099288), (232, 2925621), (244, 2781738), (261, 2600552), (292, 2324466), (348, 1950414), (366, 1854492), (438, 1549644), (488, 1390869), (522, 1300276), (549, 1236328), (584, 1162233), (657, 1033096), (696, 975207), (732, 927246), (876, 774822), (1044, 650138), (1098, 618164), (1314, 516548), (1464, 463623), (1752, 387411), (1769, 383688), (2088, 325069), (2117, 320616), (2196, 309082), (2628, 258274), (3538, 191844), (4234, 160308), (4392, 154541), (4453, 152424), (5256, 129137), (5307, 127896), (5329, 127368), (6351, 106872), (7076, 95922), (8468, 80154), (8906, 76212), (10614, 63948), (10658, 63684), (12702, 53436), (13359, 50808), (14152, 47961), (15921, 42632), (15987, 42456), (16936, 40077), (17812, 38106), (19053, 35624), (21228, 31974), (21316, 31842), (25404, 26718)]