142052560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 358633296

約数和(自身を除く): 216580736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 685, 997, 1040, 1096, 1370, 1781, 1994, 2192, 2740, 3562, 3988, 4985, 5480, 7124, 7976, 8905, 9970, 10960, 12961, 14248, 15952, 17810, 19940, 25922, 28496, 35620, 39880, 51844, 64805, 71240, 79760, 103688, 129610, 136589, 142480, 207376, 259220, 273178, 518440, 546356, 682945, 1036880, 1092712, 1365890, 1775657, 2185424, 2731780, 3551314, 5463560, 7102628, 8878285, 10927120, 14205256, 17756570, 28410512, 35513140, 71026280, 142052560]

約数ペア:

[(1, 142052560), (2, 71026280), (4, 35513140), (5, 28410512), (8, 17756570), (10, 14205256), (13, 10927120), (16, 8878285), (20, 7102628), (26, 5463560), (40, 3551314), (52, 2731780), (65, 2185424), (80, 1775657), (104, 1365890), (130, 1092712), (137, 1036880), (208, 682945), (260, 546356), (274, 518440), (520, 273178), (548, 259220), (685, 207376), (997, 142480), (1040, 136589), (1096, 129610), (1370, 103688), (1781, 79760), (1994, 71240), (2192, 64805), (2740, 51844), (3562, 39880), (3988, 35620), (4985, 28496), (5480, 25922), (7124, 19940), (7976, 17810), (8905, 15952), (9970, 14248), (10960, 12961)]