197777280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:692

約数の個数: 128

約数和(自身を含む): 634521600

約数和(自身を除く): 436744320

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, 128, 160, 192, 239, 240, 320, 384, 431, 478, 480, 640, 717, 862, 956, 960, 1195, 1293, 1434, 1724, 1912, 1920, 2155, 2390, 2586, 2868, 3448, 3585, 3824, 4310, 4780, 5172, 5736, 6465, 6896, 7170, 7648, 8620, 9560, 10344, 11472, 12930, 13792, 14340, 15296, 17240, 19120, 20688, 22944, 25860, 27584, 28680, 30592, 34480, 38240, 41376, 45888, 51720, 55168, 57360, 68960, 76480, 82752, 91776, 103009, 103440, 114720, 137920, 152960, 165504, 206018, 206880, 229440, 275840, 309027, 412036, 413760, 458880, 515045, 618054, 824072, 827520, 1030090, 1236108, 1545135, 1648144, 2060180, 2472216, 3090270, 3296288, 4120360, 4944432, 6180540, 6592576, 8240720, 9888864, 12361080, 13185152, 16481440, 19777728, 24722160, 32962880, 39555456, 49444320, 65925760, 98888640, 197777280]

約数ペア:

[(1, 197777280), (2, 98888640), (3, 65925760), (4, 49444320), (5, 39555456), (6, 32962880), (8, 24722160), (10, 19777728), (12, 16481440), (15, 13185152), (16, 12361080), (20, 9888864), (24, 8240720), (30, 6592576), (32, 6180540), (40, 4944432), (48, 4120360), (60, 3296288), (64, 3090270), (80, 2472216), (96, 2060180), (120, 1648144), (128, 1545135), (160, 1236108), (192, 1030090), (239, 827520), (240, 824072), (320, 618054), (384, 515045), (431, 458880), (478, 413760), (480, 412036), (640, 309027), (717, 275840), (862, 229440), (956, 206880), (960, 206018), (1195, 165504), (1293, 152960), (1434, 137920), (1724, 114720), (1912, 103440), (1920, 103009), (2155, 91776), (2390, 82752), (2586, 76480), (2868, 68960), (3448, 57360), (3585, 55168), (3824, 51720), (4310, 45888), (4780, 41376), (5172, 38240), (5736, 34480), (6465, 30592), (6896, 28680), (7170, 27584), (7648, 25860), (8620, 22944), (9560, 20688), (10344, 19120), (11472, 17240), (12930, 15296), (13792, 14340)]