217973760

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 176

約数和(自身を含む): 728666496

約数和(自身を除く): 510692736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 617, 640, 690, 736, 768, 920, 960, 1024, 1104, 1234, 1280, 1380, 1472, 1536, 1840, 1851, 1920, 2208, 2468, 2560, 2760, 2944, 3072, 3085, 3680, 3702, 3840, 4416, 4936, 5120, 5520, 5888, 6170, 7360, 7404, 7680, 8832, 9255, 9872, 11040, 11776, 12340, 14191, 14720, 14808, 15360, 17664, 18510, 19744, 22080, 23552, 24680, 28382, 29440, 29616, 35328, 37020, 39488, 42573, 44160, 49360, 56764, 58880, 59232, 70656, 70955, 74040, 78976, 85146, 88320, 98720, 113528, 117760, 118464, 141910, 148080, 157952, 170292, 176640, 197440, 212865, 227056, 236928, 283820, 296160, 315904, 340584, 353280, 394880, 425730, 454112, 473856, 567640, 592320, 631808, 681168, 789760, 851460, 908224, 947712, 1135280, 1184640, 1362336, 1579520, 1702920, 1816448, 1895424, 2270560, 2369280, 2724672, 3159040, 3405840, 3632896, 4541120, 4738560, 5449344, 6811680, 7265792, 9082240, 9477120, 10898688, 13623360, 14531584, 18164480, 21797376, 27246720, 36328960, 43594752, 54493440, 72657920, 108986880, 217973760]

約数ペア:

[(1, 217973760), (2, 108986880), (3, 72657920), (4, 54493440), (5, 43594752), (6, 36328960), (8, 27246720), (10, 21797376), (12, 18164480), (15, 14531584), (16, 13623360), (20, 10898688), (23, 9477120), (24, 9082240), (30, 7265792), (32, 6811680), (40, 5449344), (46, 4738560), (48, 4541120), (60, 3632896), (64, 3405840), (69, 3159040), (80, 2724672), (92, 2369280), (96, 2270560), (115, 1895424), (120, 1816448), (128, 1702920), (138, 1579520), (160, 1362336), (184, 1184640), (192, 1135280), (230, 947712), (240, 908224), (256, 851460), (276, 789760), (320, 681168), (345, 631808), (368, 592320), (384, 567640), (460, 473856), (480, 454112), (512, 425730), (552, 394880), (617, 353280), (640, 340584), (690, 315904), (736, 296160), (768, 283820), (920, 236928), (960, 227056), (1024, 212865), (1104, 197440), (1234, 176640), (1280, 170292), (1380, 157952), (1472, 148080), (1536, 141910), (1840, 118464), (1851, 117760), (1920, 113528), (2208, 98720), (2468, 88320), (2560, 85146), (2760, 78976), (2944, 74040), (3072, 70955), (3085, 70656), (3680, 59232), (3702, 58880), (3840, 56764), (4416, 49360), (4936, 44160), (5120, 42573), (5520, 39488), (5888, 37020), (6170, 35328), (7360, 29616), (7404, 29440), (7680, 28382), (8832, 24680), (9255, 23552), (9872, 22080), (11040, 19744), (11776, 18510), (12340, 17664), (14191, 15360), (14720, 14808)]