128158992

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:557

約数の個数: 120

約数和(自身を含む): 389252864

約数和(自身を除く): 261093872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 223, 234, 307, 312, 446, 468, 614, 624, 669, 892, 921, 936, 1228, 1338, 1784, 1842, 1872, 2007, 2456, 2676, 2763, 2899, 3568, 3684, 3991, 4014, 4912, 5352, 5526, 5798, 7368, 7982, 8028, 8697, 10704, 11052, 11596, 11973, 14736, 15964, 16056, 17394, 22104, 23192, 23946, 26091, 31928, 32112, 34788, 35919, 44208, 46384, 47892, 52182, 63856, 68461, 69576, 71838, 95784, 104364, 136922, 139152, 143676, 191568, 205383, 208728, 273844, 287352, 410766, 417456, 547688, 574704, 616149, 821532, 889993, 1095376, 1232298, 1643064, 1779986, 2464596, 2669979, 3286128, 3559972, 4929192, 5339958, 7119944, 8009937, 9858384, 10679916, 14239888, 16019874, 21359832, 32039748, 42719664, 64079496, 128158992]

約数ペア:

[(1, 128158992), (2, 64079496), (3, 42719664), (4, 32039748), (6, 21359832), (8, 16019874), (9, 14239888), (12, 10679916), (13, 9858384), (16, 8009937), (18, 7119944), (24, 5339958), (26, 4929192), (36, 3559972), (39, 3286128), (48, 2669979), (52, 2464596), (72, 1779986), (78, 1643064), (104, 1232298), (117, 1095376), (144, 889993), (156, 821532), (208, 616149), (223, 574704), (234, 547688), (307, 417456), (312, 410766), (446, 287352), (468, 273844), (614, 208728), (624, 205383), (669, 191568), (892, 143676), (921, 139152), (936, 136922), (1228, 104364), (1338, 95784), (1784, 71838), (1842, 69576), (1872, 68461), (2007, 63856), (2456, 52182), (2676, 47892), (2763, 46384), (2899, 44208), (3568, 35919), (3684, 34788), (3991, 32112), (4014, 31928), (4912, 26091), (5352, 23946), (5526, 23192), (5798, 22104), (7368, 17394), (7982, 16056), (8028, 15964), (8697, 14736), (10704, 11973), (11052, 11596)]