1687241712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{87223}}^1$

素因数の和:87278

約数の個数: 80

約数和(自身を含む): 4845467648

約数和(自身を除く): 3158225936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 87223, 174446, 261669, 348892, 523338, 697784, 1046676, 1133899, 1395568, 2093352, 2267798, 2703913, 3401697, 4186704, 4535596, 5407826, 6803394, 8111739, 9071192, 10815652, 13606788, 16223478, 18142384, 21631304, 27213576, 32446956, 35150869, 43262608, 54427152, 64893912, 70301738, 105452607, 129787824, 140603476, 210905214, 281206952, 421810428, 562413904, 843620856, 1687241712]

約数ペア:

[(1, 1687241712), (2, 843620856), (3, 562413904), (4, 421810428), (6, 281206952), (8, 210905214), (12, 140603476), (13, 129787824), (16, 105452607), (24, 70301738), (26, 64893912), (31, 54427152), (39, 43262608), (48, 35150869), (52, 32446956), (62, 27213576), (78, 21631304), (93, 18142384), (104, 16223478), (124, 13606788), (156, 10815652), (186, 9071192), (208, 8111739), (248, 6803394), (312, 5407826), (372, 4535596), (403, 4186704), (496, 3401697), (624, 2703913), (744, 2267798), (806, 2093352), (1209, 1395568), (1488, 1133899), (1612, 1046676), (2418, 697784), (3224, 523338), (4836, 348892), (6448, 261669), (9672, 174446), (19344, 87223)]