254223360

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{613}}^1$

素因数の和:650

約数の個数: 220

約数和(自身を含む): 912478908

約数和(自身を除く): 658255548

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 613, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1226, 1280, 1296, 1440, 1536, 1620, 1728, 1839, 1920, 2160, 2304, 2452, 2560, 2592, 2880, 3065, 3072, 3240, 3456, 3678, 3840, 4320, 4608, 4904, 5120, 5184, 5517, 5760, 6130, 6480, 6912, 7356, 7680, 8640, 9195, 9216, 9808, 10368, 11034, 11520, 12260, 12960, 13824, 14712, 15360, 16551, 17280, 18390, 19616, 20736, 22068, 23040, 24520, 25920, 27585, 27648, 29424, 33102, 34560, 36780, 39232, 41472, 44136, 46080, 49040, 49653, 51840, 55170, 58848, 66204, 69120, 73560, 78464, 82755, 82944, 88272, 98080, 99306, 103680, 110340, 117696, 132408, 138240, 147120, 156928, 165510, 176544, 196160, 198612, 207360, 220680, 235392, 248265, 264816, 294240, 313856, 331020, 353088, 392320, 397224, 414720, 441360, 470784, 496530, 529632, 588480, 627712, 662040, 706176, 784640, 794448, 882720, 941568, 993060, 1059264, 1176960, 1324080, 1412352, 1569280, 1588896, 1765440, 1883136, 1986120, 2118528, 2353920, 2648160, 2824704, 3138560, 3177792, 3530880, 3972240, 4237056, 4707840, 5296320, 5649408, 6355584, 7061760, 7944480, 8474112, 9415680, 10592640, 12711168, 14123520, 15888960, 16948224, 21185280, 25422336, 28247040, 31777920, 42370560, 50844672, 63555840, 84741120, 127111680, 254223360]

約数ペア:

[(1, 254223360), (2, 127111680), (3, 84741120), (4, 63555840), (5, 50844672), (6, 42370560), (8, 31777920), (9, 28247040), (10, 25422336), (12, 21185280), (15, 16948224), (16, 15888960), (18, 14123520), (20, 12711168), (24, 10592640), (27, 9415680), (30, 8474112), (32, 7944480), (36, 7061760), (40, 6355584), (45, 5649408), (48, 5296320), (54, 4707840), (60, 4237056), (64, 3972240), (72, 3530880), (80, 3177792), (81, 3138560), (90, 2824704), (96, 2648160), (108, 2353920), (120, 2118528), (128, 1986120), (135, 1883136), (144, 1765440), (160, 1588896), (162, 1569280), (180, 1412352), (192, 1324080), (216, 1176960), (240, 1059264), (256, 993060), (270, 941568), (288, 882720), (320, 794448), (324, 784640), (360, 706176), (384, 662040), (405, 627712), (432, 588480), (480, 529632), (512, 496530), (540, 470784), (576, 441360), (613, 414720), (640, 397224), (648, 392320), (720, 353088), (768, 331020), (810, 313856), (864, 294240), (960, 264816), (1024, 248265), (1080, 235392), (1152, 220680), (1226, 207360), (1280, 198612), (1296, 196160), (1440, 176544), (1536, 165510), (1620, 156928), (1728, 147120), (1839, 138240), (1920, 132408), (2160, 117696), (2304, 110340), (2452, 103680), (2560, 99306), (2592, 98080), (2880, 88272), (3065, 82944), (3072, 82755), (3240, 78464), (3456, 73560), (3678, 69120), (3840, 66204), (4320, 58848), (4608, 55170), (4904, 51840), (5120, 49653), (5184, 49040), (5517, 46080), (5760, 44136), (6130, 41472), (6480, 39232), (6912, 36780), (7356, 34560), (7680, 33102), (8640, 29424), (9195, 27648), (9216, 27585), (9808, 25920), (10368, 24520), (11034, 23040), (11520, 22068), (12260, 20736), (12960, 19616), (13824, 18390), (14712, 17280), (15360, 16551)]