78405120

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 240

約数和(自身を含む): 281513232

約数和(自身を除く): 203108112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 83, 90, 96, 120, 123, 128, 144, 160, 164, 166, 180, 192, 205, 240, 246, 249, 256, 288, 320, 328, 332, 360, 369, 384, 410, 415, 480, 492, 498, 512, 576, 615, 640, 656, 664, 720, 738, 747, 768, 820, 830, 960, 984, 996, 1152, 1230, 1245, 1280, 1312, 1328, 1440, 1476, 1494, 1536, 1640, 1660, 1845, 1920, 1968, 1992, 2304, 2460, 2490, 2560, 2624, 2656, 2880, 2952, 2988, 3280, 3320, 3403, 3690, 3735, 3840, 3936, 3984, 4608, 4920, 4980, 5248, 5312, 5760, 5904, 5976, 6560, 6640, 6806, 7380, 7470, 7680, 7872, 7968, 9840, 9960, 10209, 10496, 10624, 11520, 11808, 11952, 13120, 13280, 13612, 14760, 14940, 15744, 15936, 17015, 19680, 19920, 20418, 20992, 21248, 23040, 23616, 23904, 26240, 26560, 27224, 29520, 29880, 30627, 31488, 31872, 34030, 39360, 39840, 40836, 42496, 47232, 47808, 51045, 52480, 53120, 54448, 59040, 59760, 61254, 62976, 63744, 68060, 78720, 79680, 81672, 94464, 95616, 102090, 104960, 106240, 108896, 118080, 119520, 122508, 127488, 136120, 153135, 157440, 159360, 163344, 188928, 191232, 204180, 212480, 217792, 236160, 239040, 245016, 272240, 306270, 314880, 318720, 326688, 382464, 408360, 435584, 472320, 478080, 490032, 544480, 612540, 637440, 653376, 816720, 871168, 944640, 956160, 980064, 1088960, 1225080, 1306752, 1633440, 1742336, 1912320, 1960128, 2177920, 2450160, 2613504, 3266880, 3920256, 4355840, 4900320, 5227008, 6533760, 7840512, 8711680, 9800640, 13067520, 15681024, 19601280, 26135040, 39202560, 78405120]

約数ペア:

[(1, 78405120), (2, 39202560), (3, 26135040), (4, 19601280), (5, 15681024), (6, 13067520), (8, 9800640), (9, 8711680), (10, 7840512), (12, 6533760), (15, 5227008), (16, 4900320), (18, 4355840), (20, 3920256), (24, 3266880), (30, 2613504), (32, 2450160), (36, 2177920), (40, 1960128), (41, 1912320), (45, 1742336), (48, 1633440), (60, 1306752), (64, 1225080), (72, 1088960), (80, 980064), (82, 956160), (83, 944640), (90, 871168), (96, 816720), (120, 653376), (123, 637440), (128, 612540), (144, 544480), (160, 490032), (164, 478080), (166, 472320), (180, 435584), (192, 408360), (205, 382464), (240, 326688), (246, 318720), (249, 314880), (256, 306270), (288, 272240), (320, 245016), (328, 239040), (332, 236160), (360, 217792), (369, 212480), (384, 204180), (410, 191232), (415, 188928), (480, 163344), (492, 159360), (498, 157440), (512, 153135), (576, 136120), (615, 127488), (640, 122508), (656, 119520), (664, 118080), (720, 108896), (738, 106240), (747, 104960), (768, 102090), (820, 95616), (830, 94464), (960, 81672), (984, 79680), (996, 78720), (1152, 68060), (1230, 63744), (1245, 62976), (1280, 61254), (1312, 59760), (1328, 59040), (1440, 54448), (1476, 53120), (1494, 52480), (1536, 51045), (1640, 47808), (1660, 47232), (1845, 42496), (1920, 40836), (1968, 39840), (1992, 39360), (2304, 34030), (2460, 31872), (2490, 31488), (2560, 30627), (2624, 29880), (2656, 29520), (2880, 27224), (2952, 26560), (2988, 26240), (3280, 23904), (3320, 23616), (3403, 23040), (3690, 21248), (3735, 20992), (3840, 20418), (3936, 19920), (3984, 19680), (4608, 17015), (4920, 15936), (4980, 15744), (5248, 14940), (5312, 14760), (5760, 13612), (5904, 13280), (5976, 13120), (6560, 11952), (6640, 11808), (6806, 11520), (7380, 10624), (7470, 10496), (7680, 10209), (7872, 9960), (7968, 9840)]