215756800

素因数分解:

$2^{12}\times 5^2\times 7^2\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 234

約数和(自身を含む): 636833868

約数和(自身を除く): 421077068

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 43, 49, 50, 56, 64, 70, 80, 86, 98, 100, 112, 128, 140, 160, 172, 175, 196, 200, 215, 224, 245, 256, 280, 301, 320, 344, 350, 392, 400, 430, 448, 490, 512, 560, 602, 640, 688, 700, 784, 800, 860, 896, 980, 1024, 1075, 1120, 1204, 1225, 1280, 1376, 1400, 1505, 1568, 1600, 1720, 1792, 1960, 2048, 2107, 2150, 2240, 2408, 2450, 2560, 2752, 2800, 3010, 3136, 3200, 3440, 3584, 3920, 4096, 4214, 4300, 4480, 4816, 4900, 5120, 5504, 5600, 6020, 6272, 6400, 6880, 7168, 7525, 7840, 8428, 8600, 8960, 9632, 9800, 10240, 10535, 11008, 11200, 12040, 12544, 12800, 13760, 14336, 15050, 15680, 16856, 17200, 17920, 19264, 19600, 20480, 21070, 22016, 22400, 24080, 25088, 25600, 27520, 28672, 30100, 31360, 33712, 34400, 35840, 38528, 39200, 42140, 44032, 44800, 48160, 50176, 51200, 52675, 55040, 60200, 62720, 67424, 68800, 71680, 77056, 78400, 84280, 88064, 89600, 96320, 100352, 102400, 105350, 110080, 120400, 125440, 134848, 137600, 143360, 154112, 156800, 168560, 176128, 179200, 192640, 200704, 210700, 220160, 240800, 250880, 269696, 275200, 308224, 313600, 337120, 358400, 385280, 421400, 440320, 481600, 501760, 539392, 550400, 616448, 627200, 674240, 716800, 770560, 842800, 880640, 963200, 1003520, 1078784, 1100800, 1232896, 1254400, 1348480, 1541120, 1685600, 1926400, 2157568, 2201600, 2508800, 2696960, 3082240, 3371200, 3852800, 4315136, 4403200, 5017600, 5393920, 6164480, 6742400, 7705600, 8630272, 10787840, 13484800, 15411200, 21575680, 26969600, 30822400, 43151360, 53939200, 107878400, 215756800]

約数ペア:

[(1, 215756800), (2, 107878400), (4, 53939200), (5, 43151360), (7, 30822400), (8, 26969600), (10, 21575680), (14, 15411200), (16, 13484800), (20, 10787840), (25, 8630272), (28, 7705600), (32, 6742400), (35, 6164480), (40, 5393920), (43, 5017600), (49, 4403200), (50, 4315136), (56, 3852800), (64, 3371200), (70, 3082240), (80, 2696960), (86, 2508800), (98, 2201600), (100, 2157568), (112, 1926400), (128, 1685600), (140, 1541120), (160, 1348480), (172, 1254400), (175, 1232896), (196, 1100800), (200, 1078784), (215, 1003520), (224, 963200), (245, 880640), (256, 842800), (280, 770560), (301, 716800), (320, 674240), (344, 627200), (350, 616448), (392, 550400), (400, 539392), (430, 501760), (448, 481600), (490, 440320), (512, 421400), (560, 385280), (602, 358400), (640, 337120), (688, 313600), (700, 308224), (784, 275200), (800, 269696), (860, 250880), (896, 240800), (980, 220160), (1024, 210700), (1075, 200704), (1120, 192640), (1204, 179200), (1225, 176128), (1280, 168560), (1376, 156800), (1400, 154112), (1505, 143360), (1568, 137600), (1600, 134848), (1720, 125440), (1792, 120400), (1960, 110080), (2048, 105350), (2107, 102400), (2150, 100352), (2240, 96320), (2408, 89600), (2450, 88064), (2560, 84280), (2752, 78400), (2800, 77056), (3010, 71680), (3136, 68800), (3200, 67424), (3440, 62720), (3584, 60200), (3920, 55040), (4096, 52675), (4214, 51200), (4300, 50176), (4480, 48160), (4816, 44800), (4900, 44032), (5120, 42140), (5504, 39200), (5600, 38528), (6020, 35840), (6272, 34400), (6400, 33712), (6880, 31360), (7168, 30100), (7525, 28672), (7840, 27520), (8428, 25600), (8600, 25088), (8960, 24080), (9632, 22400), (9800, 22016), (10240, 21070), (10535, 20480), (11008, 19600), (11200, 19264), (12040, 17920), (12544, 17200), (12800, 16856), (13760, 15680), (14336, 15050)]