51313920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 197793792

約数和(自身を除く): 146479872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 83, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 166, 168, 184, 192, 210, 224, 230, 240, 249, 256, 276, 280, 320, 322, 332, 336, 345, 368, 384, 415, 420, 448, 460, 480, 483, 498, 552, 560, 581, 640, 644, 664, 672, 690, 736, 768, 805, 830, 840, 896, 920, 960, 966, 996, 1104, 1120, 1162, 1245, 1280, 1288, 1328, 1344, 1380, 1472, 1610, 1660, 1680, 1743, 1792, 1840, 1909, 1920, 1932, 1992, 2208, 2240, 2324, 2415, 2490, 2576, 2656, 2688, 2760, 2905, 2944, 3220, 3320, 3360, 3486, 3680, 3818, 3840, 3864, 3984, 4416, 4480, 4648, 4830, 4980, 5152, 5312, 5376, 5520, 5727, 5810, 5888, 6440, 6640, 6720, 6972, 7360, 7636, 7728, 7968, 8715, 8832, 8960, 9296, 9545, 9660, 9960, 10304, 10624, 11040, 11454, 11620, 12880, 13280, 13363, 13440, 13944, 14720, 15272, 15456, 15936, 17430, 17664, 18592, 19090, 19320, 19920, 20608, 21248, 22080, 22908, 23240, 25760, 26560, 26726, 26880, 27888, 28635, 29440, 30544, 30912, 31872, 34860, 37184, 38180, 38640, 39840, 40089, 41216, 44160, 45816, 46480, 51520, 53120, 53452, 55776, 57270, 61088, 61824, 63744, 66815, 69720, 74368, 76360, 77280, 79680, 80178, 88320, 91632, 92960, 103040, 106240, 106904, 111552, 114540, 122176, 123648, 133630, 139440, 148736, 152720, 154560, 159360, 160356, 183264, 185920, 200445, 206080, 213808, 223104, 229080, 244352, 267260, 278880, 305440, 309120, 318720, 320712, 366528, 371840, 400890, 427616, 446208, 458160, 488704, 534520, 557760, 610880, 618240, 641424, 733056, 743680, 801780, 855232, 916320, 1069040, 1115520, 1221760, 1282848, 1466112, 1603560, 1710464, 1832640, 2138080, 2231040, 2443520, 2565696, 3207120, 3420928, 3665280, 4276160, 5131392, 6414240, 7330560, 8552320, 10262784, 12828480, 17104640, 25656960, 51313920]

約数ペア:

[(1, 51313920), (2, 25656960), (3, 17104640), (4, 12828480), (5, 10262784), (6, 8552320), (7, 7330560), (8, 6414240), (10, 5131392), (12, 4276160), (14, 3665280), (15, 3420928), (16, 3207120), (20, 2565696), (21, 2443520), (23, 2231040), (24, 2138080), (28, 1832640), (30, 1710464), (32, 1603560), (35, 1466112), (40, 1282848), (42, 1221760), (46, 1115520), (48, 1069040), (56, 916320), (60, 855232), (64, 801780), (69, 743680), (70, 733056), (80, 641424), (83, 618240), (84, 610880), (92, 557760), (96, 534520), (105, 488704), (112, 458160), (115, 446208), (120, 427616), (128, 400890), (138, 371840), (140, 366528), (160, 320712), (161, 318720), (166, 309120), (168, 305440), (184, 278880), (192, 267260), (210, 244352), (224, 229080), (230, 223104), (240, 213808), (249, 206080), (256, 200445), (276, 185920), (280, 183264), (320, 160356), (322, 159360), (332, 154560), (336, 152720), (345, 148736), (368, 139440), (384, 133630), (415, 123648), (420, 122176), (448, 114540), (460, 111552), (480, 106904), (483, 106240), (498, 103040), (552, 92960), (560, 91632), (581, 88320), (640, 80178), (644, 79680), (664, 77280), (672, 76360), (690, 74368), (736, 69720), (768, 66815), (805, 63744), (830, 61824), (840, 61088), (896, 57270), (920, 55776), (960, 53452), (966, 53120), (996, 51520), (1104, 46480), (1120, 45816), (1162, 44160), (1245, 41216), (1280, 40089), (1288, 39840), (1328, 38640), (1344, 38180), (1380, 37184), (1472, 34860), (1610, 31872), (1660, 30912), (1680, 30544), (1743, 29440), (1792, 28635), (1840, 27888), (1909, 26880), (1920, 26726), (1932, 26560), (1992, 25760), (2208, 23240), (2240, 22908), (2324, 22080), (2415, 21248), (2490, 20608), (2576, 19920), (2656, 19320), (2688, 19090), (2760, 18592), (2905, 17664), (2944, 17430), (3220, 15936), (3320, 15456), (3360, 15272), (3486, 14720), (3680, 13944), (3818, 13440), (3840, 13363), (3864, 13280), (3984, 12880), (4416, 11620), (4480, 11454), (4648, 11040), (4830, 10624), (4980, 10304), (5152, 9960), (5312, 9660), (5376, 9545), (5520, 9296), (5727, 8960), (5810, 8832), (5888, 8715), (6440, 7968), (6640, 7728), (6720, 7636), (6972, 7360)]