215980800

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{1607}}^1$

素因数の和:1643

約数の個数: 216

約数和(自身を含む): 815114496

約数和(自身を除く): 599133696

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, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1050, 1120, 1200, 1280, 1344, 1400, 1600, 1607, 1680, 1792, 1920, 2100, 2240, 2400, 2688, 2800, 3200, 3214, 3360, 3840, 4200, 4480, 4800, 4821, 5376, 5600, 6400, 6428, 6720, 8035, 8400, 8960, 9600, 9642, 11200, 11249, 12856, 13440, 16070, 16800, 19200, 19284, 22400, 22498, 24105, 25712, 26880, 32140, 33600, 33747, 38568, 40175, 44800, 44996, 48210, 51424, 56245, 64280, 67200, 67494, 77136, 80350, 89992, 96420, 102848, 112490, 120525, 128560, 134400, 134988, 154272, 160700, 168735, 179984, 192840, 205696, 224980, 241050, 257120, 269976, 281225, 308544, 321400, 337470, 359968, 385680, 411392, 449960, 482100, 514240, 539952, 562450, 617088, 642800, 674940, 719936, 771360, 843675, 899920, 964200, 1028480, 1079904, 1124900, 1234176, 1285600, 1349880, 1439872, 1542720, 1687350, 1799840, 1928400, 2056960, 2159808, 2249800, 2571200, 2699760, 2879744, 3085440, 3374700, 3599680, 3856800, 4319616, 4499600, 5142400, 5399520, 6170880, 6749400, 7199360, 7713600, 8639232, 8999200, 10284800, 10799040, 13498800, 14398720, 15427200, 17998400, 21598080, 26997600, 30854400, 35996800, 43196160, 53995200, 71993600, 107990400, 215980800]

約数ペア:

[(1, 215980800), (2, 107990400), (3, 71993600), (4, 53995200), (5, 43196160), (6, 35996800), (7, 30854400), (8, 26997600), (10, 21598080), (12, 17998400), (14, 15427200), (15, 14398720), (16, 13498800), (20, 10799040), (21, 10284800), (24, 8999200), (25, 8639232), (28, 7713600), (30, 7199360), (32, 6749400), (35, 6170880), (40, 5399520), (42, 5142400), (48, 4499600), (50, 4319616), (56, 3856800), (60, 3599680), (64, 3374700), (70, 3085440), (75, 2879744), (80, 2699760), (84, 2571200), (96, 2249800), (100, 2159808), (105, 2056960), (112, 1928400), (120, 1799840), (128, 1687350), (140, 1542720), (150, 1439872), (160, 1349880), (168, 1285600), (175, 1234176), (192, 1124900), (200, 1079904), (210, 1028480), (224, 964200), (240, 899920), (256, 843675), (280, 771360), (300, 719936), (320, 674940), (336, 642800), (350, 617088), (384, 562450), (400, 539952), (420, 514240), (448, 482100), (480, 449960), (525, 411392), (560, 385680), (600, 359968), (640, 337470), (672, 321400), (700, 308544), (768, 281225), (800, 269976), (840, 257120), (896, 241050), (960, 224980), (1050, 205696), (1120, 192840), (1200, 179984), (1280, 168735), (1344, 160700), (1400, 154272), (1600, 134988), (1607, 134400), (1680, 128560), (1792, 120525), (1920, 112490), (2100, 102848), (2240, 96420), (2400, 89992), (2688, 80350), (2800, 77136), (3200, 67494), (3214, 67200), (3360, 64280), (3840, 56245), (4200, 51424), (4480, 48210), (4800, 44996), (4821, 44800), (5376, 40175), (5600, 38568), (6400, 33747), (6428, 33600), (6720, 32140), (8035, 26880), (8400, 25712), (8960, 24105), (9600, 22498), (9642, 22400), (11200, 19284), (11249, 19200), (12856, 16800), (13440, 16070)]