19077120

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{23}}^1$

素因数の和:62

約数の個数: 240

約数和(自身を含む): 71351280

約数和(自身を除く): 52274160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 324, 345, 360, 368, 384, 405, 414, 432, 460, 480, 512, 540, 552, 576, 621, 640, 648, 690, 720, 736, 768, 810, 828, 864, 920, 960, 1024, 1035, 1080, 1104, 1152, 1242, 1280, 1296, 1380, 1440, 1472, 1536, 1620, 1656, 1728, 1840, 1863, 1920, 2048, 2070, 2160, 2208, 2304, 2484, 2560, 2592, 2760, 2880, 2944, 3072, 3105, 3240, 3312, 3456, 3680, 3726, 3840, 4140, 4320, 4416, 4608, 4968, 5120, 5184, 5520, 5760, 5888, 6144, 6210, 6480, 6624, 6912, 7360, 7452, 7680, 8280, 8640, 8832, 9216, 9315, 9936, 10240, 10368, 11040, 11520, 11776, 12420, 12960, 13248, 13824, 14720, 14904, 15360, 16560, 17280, 17664, 18432, 18630, 19872, 20736, 22080, 23040, 23552, 24840, 25920, 26496, 27648, 29440, 29808, 30720, 33120, 34560, 35328, 37260, 39744, 41472, 44160, 46080, 47104, 49680, 51840, 52992, 55296, 58880, 59616, 66240, 69120, 70656, 74520, 79488, 82944, 88320, 92160, 99360, 103680, 105984, 117760, 119232, 132480, 138240, 141312, 149040, 158976, 165888, 176640, 198720, 207360, 211968, 235520, 238464, 264960, 276480, 298080, 317952, 353280, 397440, 414720, 423936, 476928, 529920, 596160, 635904, 706560, 794880, 829440, 953856, 1059840, 1192320, 1271808, 1589760, 1907712, 2119680, 2384640, 3179520, 3815424, 4769280, 6359040, 9538560, 19077120]

約数ペア:

[(1, 19077120), (2, 9538560), (3, 6359040), (4, 4769280), (5, 3815424), (6, 3179520), (8, 2384640), (9, 2119680), (10, 1907712), (12, 1589760), (15, 1271808), (16, 1192320), (18, 1059840), (20, 953856), (23, 829440), (24, 794880), (27, 706560), (30, 635904), (32, 596160), (36, 529920), (40, 476928), (45, 423936), (46, 414720), (48, 397440), (54, 353280), (60, 317952), (64, 298080), (69, 276480), (72, 264960), (80, 238464), (81, 235520), (90, 211968), (92, 207360), (96, 198720), (108, 176640), (115, 165888), (120, 158976), (128, 149040), (135, 141312), (138, 138240), (144, 132480), (160, 119232), (162, 117760), (180, 105984), (184, 103680), (192, 99360), (207, 92160), (216, 88320), (230, 82944), (240, 79488), (256, 74520), (270, 70656), (276, 69120), (288, 66240), (320, 59616), (324, 58880), (345, 55296), (360, 52992), (368, 51840), (384, 49680), (405, 47104), (414, 46080), (432, 44160), (460, 41472), (480, 39744), (512, 37260), (540, 35328), (552, 34560), (576, 33120), (621, 30720), (640, 29808), (648, 29440), (690, 27648), (720, 26496), (736, 25920), (768, 24840), (810, 23552), (828, 23040), (864, 22080), (920, 20736), (960, 19872), (1024, 18630), (1035, 18432), (1080, 17664), (1104, 17280), (1152, 16560), (1242, 15360), (1280, 14904), (1296, 14720), (1380, 13824), (1440, 13248), (1472, 12960), (1536, 12420), (1620, 11776), (1656, 11520), (1728, 11040), (1840, 10368), (1863, 10240), (1920, 9936), (2048, 9315), (2070, 9216), (2160, 8832), (2208, 8640), (2304, 8280), (2484, 7680), (2560, 7452), (2592, 7360), (2760, 6912), (2880, 6624), (2944, 6480), (3072, 6210), (3105, 6144), (3240, 5888), (3312, 5760), (3456, 5520), (3680, 5184), (3726, 5120), (3840, 4968), (4140, 4608), (4320, 4416)]