128704368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{863}}^1$

素因数の和:1126

約数の個数: 80

約数和(自身を含む): 359976960

約数和(自身を除く): 231272592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 239, 312, 478, 624, 717, 863, 956, 1434, 1726, 1912, 2589, 2868, 3107, 3452, 3824, 5178, 5736, 6214, 6904, 9321, 10356, 11219, 11472, 12428, 13808, 18642, 20712, 22438, 24856, 33657, 37284, 41424, 44876, 49712, 67314, 74568, 89752, 134628, 149136, 179504, 206257, 269256, 412514, 538512, 618771, 825028, 1237542, 1650056, 2475084, 2681341, 3300112, 4950168, 5362682, 8044023, 9900336, 10725364, 16088046, 21450728, 32176092, 42901456, 64352184, 128704368]

約数ペア:

[(1, 128704368), (2, 64352184), (3, 42901456), (4, 32176092), (6, 21450728), (8, 16088046), (12, 10725364), (13, 9900336), (16, 8044023), (24, 5362682), (26, 4950168), (39, 3300112), (48, 2681341), (52, 2475084), (78, 1650056), (104, 1237542), (156, 825028), (208, 618771), (239, 538512), (312, 412514), (478, 269256), (624, 206257), (717, 179504), (863, 149136), (956, 134628), (1434, 89752), (1726, 74568), (1912, 67314), (2589, 49712), (2868, 44876), (3107, 41424), (3452, 37284), (3824, 33657), (5178, 24856), (5736, 22438), (6214, 20712), (6904, 18642), (9321, 13808), (10356, 12428), (11219, 11472)]