156778701872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{18371}}^1$

素因数の和:18942

約数の個数: 80

約数和(自身を含む): 331535967840

約数和(自身を除く): 174757265968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 461, 712, 922, 1157, 1424, 1844, 2314, 3688, 4628, 5993, 7376, 9256, 11986, 18371, 18512, 23972, 36742, 41029, 47944, 73484, 82058, 95888, 146968, 164116, 238823, 293936, 328232, 477646, 533377, 656464, 955292, 1066754, 1635019, 1910584, 2133508, 3270038, 3821168, 4267016, 6540076, 8469031, 8534032, 13080152, 16938062, 21255247, 26160304, 33876124, 42510494, 67752248, 85020988, 110097403, 135504496, 170041976, 220194806, 340083952, 440389612, 753743759, 880779224, 1507487518, 1761558448, 3014975036, 6029950072, 9798668867, 12059900144, 19597337734, 39194675468, 78389350936, 156778701872]

約数ペア:

[(1, 156778701872), (2, 78389350936), (4, 39194675468), (8, 19597337734), (13, 12059900144), (16, 9798668867), (26, 6029950072), (52, 3014975036), (89, 1761558448), (104, 1507487518), (178, 880779224), (208, 753743759), (356, 440389612), (461, 340083952), (712, 220194806), (922, 170041976), (1157, 135504496), (1424, 110097403), (1844, 85020988), (2314, 67752248), (3688, 42510494), (4628, 33876124), (5993, 26160304), (7376, 21255247), (9256, 16938062), (11986, 13080152), (18371, 8534032), (18512, 8469031), (23972, 6540076), (36742, 4267016), (41029, 3821168), (47944, 3270038), (73484, 2133508), (82058, 1910584), (95888, 1635019), (146968, 1066754), (164116, 955292), (238823, 656464), (293936, 533377), (328232, 477646)]