268217768

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 646464000

約数和(自身を除く): 378246232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 73, 91, 98, 103, 104, 146, 182, 196, 206, 292, 343, 364, 392, 412, 511, 584, 637, 686, 721, 728, 824, 949, 1022, 1274, 1339, 1372, 1442, 1898, 2044, 2548, 2678, 2744, 2884, 3577, 3796, 4088, 4459, 5047, 5096, 5356, 5768, 6643, 7154, 7519, 7592, 8918, 9373, 10094, 10712, 13286, 14308, 15038, 17836, 18746, 20188, 25039, 26572, 28616, 30076, 35329, 35672, 37492, 40376, 46501, 50078, 52633, 53144, 60152, 65611, 70658, 74984, 93002, 97747, 100156, 105266, 131222, 141316, 186004, 195494, 200312, 210532, 262444, 282632, 325507, 368431, 372008, 390988, 421064, 459277, 524888, 651014, 684229, 736862, 781976, 918554, 1302028, 1368458, 1473724, 1837108, 2579017, 2604056, 2736916, 2947448, 3674216, 4789603, 5158034, 5473832, 9579206, 10316068, 19158412, 20632136, 33527221, 38316824, 67054442, 134108884, 268217768]

約数ペア:

[(1, 268217768), (2, 134108884), (4, 67054442), (7, 38316824), (8, 33527221), (13, 20632136), (14, 19158412), (26, 10316068), (28, 9579206), (49, 5473832), (52, 5158034), (56, 4789603), (73, 3674216), (91, 2947448), (98, 2736916), (103, 2604056), (104, 2579017), (146, 1837108), (182, 1473724), (196, 1368458), (206, 1302028), (292, 918554), (343, 781976), (364, 736862), (392, 684229), (412, 651014), (511, 524888), (584, 459277), (637, 421064), (686, 390988), (721, 372008), (728, 368431), (824, 325507), (949, 282632), (1022, 262444), (1274, 210532), (1339, 200312), (1372, 195494), (1442, 186004), (1898, 141316), (2044, 131222), (2548, 105266), (2678, 100156), (2744, 97747), (2884, 93002), (3577, 74984), (3796, 70658), (4088, 65611), (4459, 60152), (5047, 53144), (5096, 52633), (5356, 50078), (5768, 46501), (6643, 40376), (7154, 37492), (7519, 35672), (7592, 35329), (8918, 30076), (9373, 28616), (10094, 26572), (10712, 25039), (13286, 20188), (14308, 18746), (15038, 17836)]