261914364

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 696192000

約数和(自身を除く): 434277636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 139, 146, 219, 239, 278, 292, 417, 438, 478, 556, 657, 717, 834, 876, 956, 1251, 1314, 1434, 1668, 1971, 2151, 2502, 2628, 2868, 3753, 3942, 4302, 5004, 6453, 7506, 7884, 8604, 10147, 12906, 15012, 17447, 20294, 25812, 30441, 33221, 34894, 40588, 52341, 60882, 66442, 69788, 91323, 99663, 104682, 121764, 132884, 157023, 182646, 199326, 209364, 273969, 298989, 314046, 365292, 398652, 471069, 547938, 597978, 628092, 896967, 942138, 1095876, 1195956, 1793934, 1884276, 2425133, 3587868, 4850266, 7275399, 9700532, 14550798, 21826197, 29101596, 43652394, 65478591, 87304788, 130957182, 261914364]

約数ペア:

[(1, 261914364), (2, 130957182), (3, 87304788), (4, 65478591), (6, 43652394), (9, 29101596), (12, 21826197), (18, 14550798), (27, 9700532), (36, 7275399), (54, 4850266), (73, 3587868), (108, 2425133), (139, 1884276), (146, 1793934), (219, 1195956), (239, 1095876), (278, 942138), (292, 896967), (417, 628092), (438, 597978), (478, 547938), (556, 471069), (657, 398652), (717, 365292), (834, 314046), (876, 298989), (956, 273969), (1251, 209364), (1314, 199326), (1434, 182646), (1668, 157023), (1971, 132884), (2151, 121764), (2502, 104682), (2628, 99663), (2868, 91323), (3753, 69788), (3942, 66442), (4302, 60882), (5004, 52341), (6453, 40588), (7506, 34894), (7884, 33221), (8604, 30441), (10147, 25812), (12906, 20294), (15012, 17447)]