912916480

素因数分解:

$2^{17}\times 5^1\times 7^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 2516572800

約数和(自身を除く): 1603656320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 199, 224, 256, 280, 320, 398, 448, 512, 560, 640, 796, 896, 995, 1024, 1120, 1280, 1393, 1592, 1792, 1990, 2048, 2240, 2560, 2786, 3184, 3584, 3980, 4096, 4480, 5120, 5572, 6368, 6965, 7168, 7960, 8192, 8960, 10240, 11144, 12736, 13930, 14336, 15920, 16384, 17920, 20480, 22288, 25472, 27860, 28672, 31840, 32768, 35840, 40960, 44576, 50944, 55720, 57344, 63680, 65536, 71680, 81920, 89152, 101888, 111440, 114688, 127360, 131072, 143360, 163840, 178304, 203776, 222880, 229376, 254720, 286720, 327680, 356608, 407552, 445760, 458752, 509440, 573440, 655360, 713216, 815104, 891520, 917504, 1018880, 1146880, 1426432, 1630208, 1783040, 2037760, 2293760, 2852864, 3260416, 3566080, 4075520, 4587520, 5705728, 6520832, 7132160, 8151040, 11411456, 13041664, 14264320, 16302080, 22822912, 26083328, 28528640, 32604160, 45645824, 57057280, 65208320, 91291648, 114114560, 130416640, 182583296, 228229120, 456458240, 912916480]

約数ペア:

[(1, 912916480), (2, 456458240), (4, 228229120), (5, 182583296), (7, 130416640), (8, 114114560), (10, 91291648), (14, 65208320), (16, 57057280), (20, 45645824), (28, 32604160), (32, 28528640), (35, 26083328), (40, 22822912), (56, 16302080), (64, 14264320), (70, 13041664), (80, 11411456), (112, 8151040), (128, 7132160), (140, 6520832), (160, 5705728), (199, 4587520), (224, 4075520), (256, 3566080), (280, 3260416), (320, 2852864), (398, 2293760), (448, 2037760), (512, 1783040), (560, 1630208), (640, 1426432), (796, 1146880), (896, 1018880), (995, 917504), (1024, 891520), (1120, 815104), (1280, 713216), (1393, 655360), (1592, 573440), (1792, 509440), (1990, 458752), (2048, 445760), (2240, 407552), (2560, 356608), (2786, 327680), (3184, 286720), (3584, 254720), (3980, 229376), (4096, 222880), (4480, 203776), (5120, 178304), (5572, 163840), (6368, 143360), (6965, 131072), (7168, 127360), (7960, 114688), (8192, 111440), (8960, 101888), (10240, 89152), (11144, 81920), (12736, 71680), (13930, 65536), (14336, 63680), (15920, 57344), (16384, 55720), (17920, 50944), (20480, 44576), (22288, 40960), (25472, 35840), (27860, 32768), (28672, 31840)]