321185280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3256

約数の個数: 160

約数和(自身を含む): 1106116704

約数和(自身を除く): 784931424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3217, 3328, 3840, 4160, 4992, 6240, 6434, 6656, 7680, 8320, 9651, 9984, 12480, 12868, 16085, 16640, 19302, 19968, 24960, 25736, 32170, 33280, 38604, 41821, 48255, 49920, 51472, 64340, 77208, 83642, 96510, 99840, 102944, 125463, 128680, 154416, 167284, 193020, 205888, 209105, 250926, 257360, 308832, 334568, 386040, 411776, 418210, 501852, 514720, 617664, 627315, 669136, 772080, 823552, 836420, 1003704, 1029440, 1235328, 1254630, 1338272, 1544160, 1647104, 1672840, 2007408, 2058880, 2470656, 2509260, 2676544, 3088320, 3345680, 4014816, 4117760, 4941312, 5018520, 5353088, 6176640, 6691360, 8029632, 8235520, 10037040, 10706176, 12353280, 13382720, 16059264, 20074080, 21412352, 24706560, 26765440, 32118528, 40148160, 53530880, 64237056, 80296320, 107061760, 160592640, 321185280]

約数ペア:

[(1, 321185280), (2, 160592640), (3, 107061760), (4, 80296320), (5, 64237056), (6, 53530880), (8, 40148160), (10, 32118528), (12, 26765440), (13, 24706560), (15, 21412352), (16, 20074080), (20, 16059264), (24, 13382720), (26, 12353280), (30, 10706176), (32, 10037040), (39, 8235520), (40, 8029632), (48, 6691360), (52, 6176640), (60, 5353088), (64, 5018520), (65, 4941312), (78, 4117760), (80, 4014816), (96, 3345680), (104, 3088320), (120, 2676544), (128, 2509260), (130, 2470656), (156, 2058880), (160, 2007408), (192, 1672840), (195, 1647104), (208, 1544160), (240, 1338272), (256, 1254630), (260, 1235328), (312, 1029440), (320, 1003704), (384, 836420), (390, 823552), (416, 772080), (480, 669136), (512, 627315), (520, 617664), (624, 514720), (640, 501852), (768, 418210), (780, 411776), (832, 386040), (960, 334568), (1040, 308832), (1248, 257360), (1280, 250926), (1536, 209105), (1560, 205888), (1664, 193020), (1920, 167284), (2080, 154416), (2496, 128680), (2560, 125463), (3120, 102944), (3217, 99840), (3328, 96510), (3840, 83642), (4160, 77208), (4992, 64340), (6240, 51472), (6434, 49920), (6656, 48255), (7680, 41821), (8320, 38604), (9651, 33280), (9984, 32170), (12480, 25736), (12868, 24960), (16085, 19968), (16640, 19302)]