30251718

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 120

約数和(自身を含む): 81770832

約数和(自身を除く): 51519114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 49, 54, 63, 74, 81, 98, 103, 111, 126, 147, 162, 189, 206, 222, 259, 294, 309, 333, 378, 441, 518, 567, 618, 666, 721, 777, 882, 927, 999, 1134, 1323, 1442, 1554, 1813, 1854, 1998, 2163, 2331, 2646, 2781, 2997, 3626, 3811, 3969, 4326, 4662, 5047, 5439, 5562, 5994, 6489, 6993, 7622, 7938, 8343, 10094, 10878, 11433, 12978, 13986, 15141, 16317, 16686, 19467, 20979, 22866, 26677, 30282, 32634, 34299, 38934, 41958, 45423, 48951, 53354, 58401, 68598, 80031, 90846, 97902, 102897, 116802, 136269, 146853, 160062, 186739, 205794, 240093, 272538, 293706, 308691, 373478, 408807, 480186, 560217, 617382, 720279, 817614, 1120434, 1440558, 1680651, 2160837, 3361302, 4321674, 5041953, 10083906, 15125859, 30251718]

約数ペア:

[(1, 30251718), (2, 15125859), (3, 10083906), (6, 5041953), (7, 4321674), (9, 3361302), (14, 2160837), (18, 1680651), (21, 1440558), (27, 1120434), (37, 817614), (42, 720279), (49, 617382), (54, 560217), (63, 480186), (74, 408807), (81, 373478), (98, 308691), (103, 293706), (111, 272538), (126, 240093), (147, 205794), (162, 186739), (189, 160062), (206, 146853), (222, 136269), (259, 116802), (294, 102897), (309, 97902), (333, 90846), (378, 80031), (441, 68598), (518, 58401), (567, 53354), (618, 48951), (666, 45423), (721, 41958), (777, 38934), (882, 34299), (927, 32634), (999, 30282), (1134, 26677), (1323, 22866), (1442, 20979), (1554, 19467), (1813, 16686), (1854, 16317), (1998, 15141), (2163, 13986), (2331, 12978), (2646, 11433), (2781, 10878), (2997, 10094), (3626, 8343), (3811, 7938), (3969, 7622), (4326, 6993), (4662, 6489), (5047, 5994), (5439, 5562)]