80998080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:766

約数の個数: 112

約数和(自身を含む): 259445760

約数和(自身を除く): 178447680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 139, 160, 192, 240, 278, 320, 417, 480, 556, 607, 695, 834, 960, 1112, 1214, 1390, 1668, 1821, 2085, 2224, 2428, 2780, 3035, 3336, 3642, 4170, 4448, 4856, 5560, 6070, 6672, 7284, 8340, 8896, 9105, 9712, 11120, 12140, 13344, 14568, 16680, 18210, 19424, 22240, 24280, 26688, 29136, 33360, 36420, 38848, 44480, 48560, 58272, 66720, 72840, 84373, 97120, 116544, 133440, 145680, 168746, 194240, 253119, 291360, 337492, 421865, 506238, 582720, 674984, 843730, 1012476, 1265595, 1349968, 1687460, 2024952, 2531190, 2699936, 3374920, 4049904, 5062380, 5399872, 6749840, 8099808, 10124760, 13499680, 16199616, 20249520, 26999360, 40499040, 80998080]

約数ペア:

[(1, 80998080), (2, 40499040), (3, 26999360), (4, 20249520), (5, 16199616), (6, 13499680), (8, 10124760), (10, 8099808), (12, 6749840), (15, 5399872), (16, 5062380), (20, 4049904), (24, 3374920), (30, 2699936), (32, 2531190), (40, 2024952), (48, 1687460), (60, 1349968), (64, 1265595), (80, 1012476), (96, 843730), (120, 674984), (139, 582720), (160, 506238), (192, 421865), (240, 337492), (278, 291360), (320, 253119), (417, 194240), (480, 168746), (556, 145680), (607, 133440), (695, 116544), (834, 97120), (960, 84373), (1112, 72840), (1214, 66720), (1390, 58272), (1668, 48560), (1821, 44480), (2085, 38848), (2224, 36420), (2428, 33360), (2780, 29136), (3035, 26688), (3336, 24280), (3642, 22240), (4170, 19424), (4448, 18210), (4856, 16680), (5560, 14568), (6070, 13344), (6672, 12140), (7284, 11120), (8340, 9712), (8896, 9105)]