131980800

素因数分解:

$2^9\times 3^1\times 5^2\times 7^1\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 240

約数和(自身を含む): 499289472

約数和(自身を除く): 367308672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 491, 512, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 982, 1050, 1120, 1200, 1280, 1344, 1400, 1473, 1536, 1600, 1680, 1792, 1920, 1964, 2100, 2240, 2400, 2455, 2560, 2688, 2800, 2946, 3200, 3360, 3437, 3584, 3840, 3928, 4200, 4480, 4800, 4910, 5376, 5600, 5892, 6400, 6720, 6874, 7365, 7680, 7856, 8400, 8960, 9600, 9820, 10311, 10752, 11200, 11784, 12275, 12800, 13440, 13748, 14730, 15712, 16800, 17185, 17920, 19200, 19640, 20622, 22400, 23568, 24550, 26880, 27496, 29460, 31424, 33600, 34370, 36825, 38400, 39280, 41244, 44800, 47136, 49100, 51555, 53760, 54992, 58920, 62848, 67200, 68740, 73650, 78560, 82488, 85925, 89600, 94272, 98200, 103110, 109984, 117840, 125696, 134400, 137480, 147300, 157120, 164976, 171850, 188544, 196400, 206220, 219968, 235680, 251392, 257775, 268800, 274960, 294600, 314240, 329952, 343700, 377088, 392800, 412440, 439936, 471360, 515550, 549920, 589200, 628480, 659904, 687400, 754176, 785600, 824880, 879872, 942720, 1031100, 1099840, 1178400, 1256960, 1319808, 1374800, 1571200, 1649760, 1759744, 1885440, 2062200, 2199680, 2356800, 2639616, 2749600, 3142400, 3299520, 3770880, 4124400, 4399360, 4713600, 5279232, 5499200, 6284800, 6599040, 8248800, 8798720, 9427200, 10998400, 13198080, 16497600, 18854400, 21996800, 26396160, 32995200, 43993600, 65990400, 131980800]

約数ペア:

[(1, 131980800), (2, 65990400), (3, 43993600), (4, 32995200), (5, 26396160), (6, 21996800), (7, 18854400), (8, 16497600), (10, 13198080), (12, 10998400), (14, 9427200), (15, 8798720), (16, 8248800), (20, 6599040), (21, 6284800), (24, 5499200), (25, 5279232), (28, 4713600), (30, 4399360), (32, 4124400), (35, 3770880), (40, 3299520), (42, 3142400), (48, 2749600), (50, 2639616), (56, 2356800), (60, 2199680), (64, 2062200), (70, 1885440), (75, 1759744), (80, 1649760), (84, 1571200), (96, 1374800), (100, 1319808), (105, 1256960), (112, 1178400), (120, 1099840), (128, 1031100), (140, 942720), (150, 879872), (160, 824880), (168, 785600), (175, 754176), (192, 687400), (200, 659904), (210, 628480), (224, 589200), (240, 549920), (256, 515550), (280, 471360), (300, 439936), (320, 412440), (336, 392800), (350, 377088), (384, 343700), (400, 329952), (420, 314240), (448, 294600), (480, 274960), (491, 268800), (512, 257775), (525, 251392), (560, 235680), (600, 219968), (640, 206220), (672, 196400), (700, 188544), (768, 171850), (800, 164976), (840, 157120), (896, 147300), (960, 137480), (982, 134400), (1050, 125696), (1120, 117840), (1200, 109984), (1280, 103110), (1344, 98200), (1400, 94272), (1473, 89600), (1536, 85925), (1600, 82488), (1680, 78560), (1792, 73650), (1920, 68740), (1964, 67200), (2100, 62848), (2240, 58920), (2400, 54992), (2455, 53760), (2560, 51555), (2688, 49100), (2800, 47136), (2946, 44800), (3200, 41244), (3360, 39280), (3437, 38400), (3584, 36825), (3840, 34370), (3928, 33600), (4200, 31424), (4480, 29460), (4800, 27496), (4910, 26880), (5376, 24550), (5600, 23568), (5892, 22400), (6400, 20622), (6720, 19640), (6874, 19200), (7365, 17920), (7680, 17185), (7856, 16800), (8400, 15712), (8960, 14730), (9600, 13748), (9820, 13440), (10311, 12800), (10752, 12275), (11200, 11784)]