1431267840

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{20707}}^1$

素因数の和:20739

約数の個数: 160

約数和(自身を含む): 5084228160

約数和(自身を除く): 3652960320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 11520, 13824, 17280, 20707, 23040, 34560, 41414, 62121, 69120, 82828, 103535, 124242, 165656, 186363, 207070, 248484, 310605, 331312, 372726, 414140, 496968, 559089, 621210, 662624, 745452, 828280, 931815, 993936, 1118178, 1242420, 1325248, 1490904, 1656560, 1863630, 1987872, 2236356, 2484840, 2650496, 2795445, 2981808, 3313120, 3727260, 3975744, 4472712, 4969680, 5300992, 5590890, 5963616, 6626240, 7454520, 7951488, 8945424, 9939360, 10601984, 11181780, 11927232, 13252480, 14909040, 15902976, 17890848, 19878720, 22363560, 23854464, 26504960, 29818080, 31805952, 35781696, 39757440, 44727120, 47708928, 53009920, 59636160, 71563392, 79514880, 89454240, 95417856, 119272320, 143126784, 159029760, 178908480, 238544640, 286253568, 357816960, 477089280, 715633920, 1431267840]

約数ペア:

[(1, 1431267840), (2, 715633920), (3, 477089280), (4, 357816960), (5, 286253568), (6, 238544640), (8, 178908480), (9, 159029760), (10, 143126784), (12, 119272320), (15, 95417856), (16, 89454240), (18, 79514880), (20, 71563392), (24, 59636160), (27, 53009920), (30, 47708928), (32, 44727120), (36, 39757440), (40, 35781696), (45, 31805952), (48, 29818080), (54, 26504960), (60, 23854464), (64, 22363560), (72, 19878720), (80, 17890848), (90, 15902976), (96, 14909040), (108, 13252480), (120, 11927232), (128, 11181780), (135, 10601984), (144, 9939360), (160, 8945424), (180, 7951488), (192, 7454520), (216, 6626240), (240, 5963616), (256, 5590890), (270, 5300992), (288, 4969680), (320, 4472712), (360, 3975744), (384, 3727260), (432, 3313120), (480, 2981808), (512, 2795445), (540, 2650496), (576, 2484840), (640, 2236356), (720, 1987872), (768, 1863630), (864, 1656560), (960, 1490904), (1080, 1325248), (1152, 1242420), (1280, 1118178), (1440, 993936), (1536, 931815), (1728, 828280), (1920, 745452), (2160, 662624), (2304, 621210), (2560, 559089), (2880, 496968), (3456, 414140), (3840, 372726), (4320, 331312), (4608, 310605), (5760, 248484), (6912, 207070), (7680, 186363), (8640, 165656), (11520, 124242), (13824, 103535), (17280, 82828), (20707, 69120), (23040, 62121), (34560, 41414)]