81793872

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 120

約数和(自身を含む): 240484608

約数和(自身を除く): 158690736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 73, 93, 124, 144, 146, 186, 219, 248, 251, 279, 292, 372, 438, 496, 502, 558, 584, 657, 744, 753, 876, 1004, 1116, 1168, 1314, 1488, 1506, 1752, 2008, 2232, 2259, 2263, 2628, 3012, 3504, 4016, 4464, 4518, 4526, 5256, 6024, 6789, 7781, 9036, 9052, 10512, 12048, 13578, 15562, 18072, 18104, 18323, 20367, 23343, 27156, 31124, 36144, 36208, 36646, 40734, 46686, 54312, 54969, 62248, 70029, 73292, 81468, 93372, 108624, 109938, 124496, 140058, 146584, 162936, 164907, 186744, 219876, 280116, 293168, 325872, 329814, 373488, 439752, 560232, 568013, 659628, 879504, 1120464, 1136026, 1319256, 1704039, 2272052, 2638512, 3408078, 4544104, 5112117, 6816156, 9088208, 10224234, 13632312, 20448468, 27264624, 40896936, 81793872]

約数ペア:

[(1, 81793872), (2, 40896936), (3, 27264624), (4, 20448468), (6, 13632312), (8, 10224234), (9, 9088208), (12, 6816156), (16, 5112117), (18, 4544104), (24, 3408078), (31, 2638512), (36, 2272052), (48, 1704039), (62, 1319256), (72, 1136026), (73, 1120464), (93, 879504), (124, 659628), (144, 568013), (146, 560232), (186, 439752), (219, 373488), (248, 329814), (251, 325872), (279, 293168), (292, 280116), (372, 219876), (438, 186744), (496, 164907), (502, 162936), (558, 146584), (584, 140058), (657, 124496), (744, 109938), (753, 108624), (876, 93372), (1004, 81468), (1116, 73292), (1168, 70029), (1314, 62248), (1488, 54969), (1506, 54312), (1752, 46686), (2008, 40734), (2232, 36646), (2259, 36208), (2263, 36144), (2628, 31124), (3012, 27156), (3504, 23343), (4016, 20367), (4464, 18323), (4518, 18104), (4526, 18072), (5256, 15562), (6024, 13578), (6789, 12048), (7781, 10512), (9036, 9052)]