217584640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:512

約数の個数: 176

約数和(自身を含む): 643773312

約数和(自身を除く): 426188672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 467, 512, 520, 560, 640, 728, 832, 896, 910, 934, 1024, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1868, 2080, 2240, 2335, 2560, 2912, 3269, 3328, 3584, 3640, 3736, 4160, 4480, 4670, 5120, 5824, 6071, 6538, 6656, 7168, 7280, 7472, 8320, 8960, 9340, 11648, 12142, 13076, 13312, 14560, 14944, 16345, 16640, 17920, 18680, 23296, 24284, 26152, 29120, 29888, 30355, 32690, 33280, 35840, 37360, 42497, 46592, 48568, 52304, 58240, 59776, 60710, 65380, 66560, 74720, 84994, 93184, 97136, 104608, 116480, 119552, 121420, 130760, 149440, 169988, 194272, 209216, 212485, 232960, 239104, 242840, 261520, 298880, 339976, 388544, 418432, 424970, 465920, 478208, 485680, 523040, 597760, 679952, 777088, 836864, 849940, 971360, 1046080, 1195520, 1359904, 1554176, 1673728, 1699880, 1942720, 2092160, 2391040, 2719808, 3108352, 3347456, 3399760, 3885440, 4184320, 5439616, 6216704, 6799520, 7770880, 8368640, 10879232, 13599040, 15541760, 16737280, 21758464, 27198080, 31083520, 43516928, 54396160, 108792320, 217584640]

約数ペア:

[(1, 217584640), (2, 108792320), (4, 54396160), (5, 43516928), (7, 31083520), (8, 27198080), (10, 21758464), (13, 16737280), (14, 15541760), (16, 13599040), (20, 10879232), (26, 8368640), (28, 7770880), (32, 6799520), (35, 6216704), (40, 5439616), (52, 4184320), (56, 3885440), (64, 3399760), (65, 3347456), (70, 3108352), (80, 2719808), (91, 2391040), (104, 2092160), (112, 1942720), (128, 1699880), (130, 1673728), (140, 1554176), (160, 1359904), (182, 1195520), (208, 1046080), (224, 971360), (256, 849940), (260, 836864), (280, 777088), (320, 679952), (364, 597760), (416, 523040), (448, 485680), (455, 478208), (467, 465920), (512, 424970), (520, 418432), (560, 388544), (640, 339976), (728, 298880), (832, 261520), (896, 242840), (910, 239104), (934, 232960), (1024, 212485), (1040, 209216), (1120, 194272), (1280, 169988), (1456, 149440), (1664, 130760), (1792, 121420), (1820, 119552), (1868, 116480), (2080, 104608), (2240, 97136), (2335, 93184), (2560, 84994), (2912, 74720), (3269, 66560), (3328, 65380), (3584, 60710), (3640, 59776), (3736, 58240), (4160, 52304), (4480, 48568), (4670, 46592), (5120, 42497), (5824, 37360), (6071, 35840), (6538, 33280), (6656, 32690), (7168, 30355), (7280, 29888), (7472, 29120), (8320, 26152), (8960, 24284), (9340, 23296), (11648, 18680), (12142, 17920), (13076, 16640), (13312, 16345), (14560, 14944)]