80923140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{971}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 246250368

約数和(自身を除く): 165327228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 463, 926, 971, 1389, 1852, 1942, 2315, 2778, 2913, 3884, 4167, 4630, 4855, 5556, 5826, 6945, 8334, 8739, 9260, 9710, 11652, 13890, 14565, 16668, 17478, 19420, 20835, 27780, 29130, 34956, 41670, 43695, 58260, 83340, 87390, 174780, 449573, 899146, 1348719, 1798292, 2247865, 2697438, 4046157, 4495730, 5394876, 6743595, 8092314, 8991460, 13487190, 16184628, 20230785, 26974380, 40461570, 80923140]

約数ペア:

[(1, 80923140), (2, 40461570), (3, 26974380), (4, 20230785), (5, 16184628), (6, 13487190), (9, 8991460), (10, 8092314), (12, 6743595), (15, 5394876), (18, 4495730), (20, 4046157), (30, 2697438), (36, 2247865), (45, 1798292), (60, 1348719), (90, 899146), (180, 449573), (463, 174780), (926, 87390), (971, 83340), (1389, 58260), (1852, 43695), (1942, 41670), (2315, 34956), (2778, 29130), (2913, 27780), (3884, 20835), (4167, 19420), (4630, 17478), (4855, 16668), (5556, 14565), (5826, 13890), (6945, 11652), (8334, 9710), (8739, 9260)]