404990400

素因数分解:

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

素因数の和:771

約数の個数: 168

約数和(自身を含む): 1340469760

約数和(自身を除く): 935479360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 139, 150, 160, 192, 200, 240, 278, 300, 320, 400, 417, 480, 556, 600, 607, 695, 800, 834, 960, 1112, 1200, 1214, 1390, 1600, 1668, 1821, 2085, 2224, 2400, 2428, 2780, 3035, 3336, 3475, 3642, 4170, 4448, 4800, 4856, 5560, 6070, 6672, 6950, 7284, 8340, 8896, 9105, 9712, 10425, 11120, 12140, 13344, 13900, 14568, 15175, 16680, 18210, 19424, 20850, 22240, 24280, 26688, 27800, 29136, 30350, 33360, 36420, 38848, 41700, 44480, 45525, 48560, 55600, 58272, 60700, 66720, 72840, 83400, 84373, 91050, 97120, 111200, 116544, 121400, 133440, 145680, 166800, 168746, 182100, 194240, 222400, 242800, 253119, 291360, 333600, 337492, 364200, 421865, 485600, 506238, 582720, 667200, 674984, 728400, 843730, 971200, 1012476, 1265595, 1349968, 1456800, 1687460, 2024952, 2109325, 2531190, 2699936, 2913600, 3374920, 4049904, 4218650, 5062380, 5399872, 6327975, 6749840, 8099808, 8437300, 10124760, 12655950, 13499680, 16199616, 16874600, 20249520, 25311900, 26999360, 33749200, 40499040, 50623800, 67498400, 80998080, 101247600, 134996800, 202495200, 404990400]

約数ペア:

[(1, 404990400), (2, 202495200), (3, 134996800), (4, 101247600), (5, 80998080), (6, 67498400), (8, 50623800), (10, 40499040), (12, 33749200), (15, 26999360), (16, 25311900), (20, 20249520), (24, 16874600), (25, 16199616), (30, 13499680), (32, 12655950), (40, 10124760), (48, 8437300), (50, 8099808), (60, 6749840), (64, 6327975), (75, 5399872), (80, 5062380), (96, 4218650), (100, 4049904), (120, 3374920), (139, 2913600), (150, 2699936), (160, 2531190), (192, 2109325), (200, 2024952), (240, 1687460), (278, 1456800), (300, 1349968), (320, 1265595), (400, 1012476), (417, 971200), (480, 843730), (556, 728400), (600, 674984), (607, 667200), (695, 582720), (800, 506238), (834, 485600), (960, 421865), (1112, 364200), (1200, 337492), (1214, 333600), (1390, 291360), (1600, 253119), (1668, 242800), (1821, 222400), (2085, 194240), (2224, 182100), (2400, 168746), (2428, 166800), (2780, 145680), (3035, 133440), (3336, 121400), (3475, 116544), (3642, 111200), (4170, 97120), (4448, 91050), (4800, 84373), (4856, 83400), (5560, 72840), (6070, 66720), (6672, 60700), (6950, 58272), (7284, 55600), (8340, 48560), (8896, 45525), (9105, 44480), (9712, 41700), (10425, 38848), (11120, 36420), (12140, 33360), (13344, 30350), (13900, 29136), (14568, 27800), (15175, 26688), (16680, 24280), (18210, 22240), (19424, 20850)]