263976960

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:704

約数の個数: 192

約数和(自身を含む): 910859040

約数和(自身を除く): 646882080

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, 661, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1322, 1536, 1560, 1664, 1920, 1983, 2048, 2080, 2496, 2560, 2644, 3072, 3120, 3305, 3328, 3840, 3966, 4160, 4992, 5120, 5288, 6144, 6240, 6610, 6656, 7680, 7932, 8320, 8593, 9915, 9984, 10240, 10576, 12480, 13220, 13312, 15360, 15864, 16640, 17186, 19830, 19968, 21152, 24960, 25779, 26440, 26624, 30720, 31728, 33280, 34372, 39660, 39936, 42304, 42965, 49920, 51558, 52880, 63456, 66560, 68744, 79320, 79872, 84608, 85930, 99840, 103116, 105760, 126912, 128895, 133120, 137488, 158640, 169216, 171860, 199680, 206232, 211520, 253824, 257790, 274976, 317280, 338432, 343720, 399360, 412464, 423040, 507648, 515580, 549952, 634560, 676864, 687440, 824928, 846080, 1015296, 1031160, 1099904, 1269120, 1353728, 1374880, 1649856, 1692160, 2030592, 2062320, 2199808, 2538240, 2749760, 3299712, 3384320, 4061184, 4124640, 4399616, 5076480, 5499520, 6599424, 6768640, 8249280, 8799232, 10152960, 10999040, 13198848, 16498560, 17598464, 20305920, 21998080, 26397696, 32997120, 43996160, 52795392, 65994240, 87992320, 131988480, 263976960]

約数ペア:

[(1, 263976960), (2, 131988480), (3, 87992320), (4, 65994240), (5, 52795392), (6, 43996160), (8, 32997120), (10, 26397696), (12, 21998080), (13, 20305920), (15, 17598464), (16, 16498560), (20, 13198848), (24, 10999040), (26, 10152960), (30, 8799232), (32, 8249280), (39, 6768640), (40, 6599424), (48, 5499520), (52, 5076480), (60, 4399616), (64, 4124640), (65, 4061184), (78, 3384320), (80, 3299712), (96, 2749760), (104, 2538240), (120, 2199808), (128, 2062320), (130, 2030592), (156, 1692160), (160, 1649856), (192, 1374880), (195, 1353728), (208, 1269120), (240, 1099904), (256, 1031160), (260, 1015296), (312, 846080), (320, 824928), (384, 687440), (390, 676864), (416, 634560), (480, 549952), (512, 515580), (520, 507648), (624, 423040), (640, 412464), (661, 399360), (768, 343720), (780, 338432), (832, 317280), (960, 274976), (1024, 257790), (1040, 253824), (1248, 211520), (1280, 206232), (1322, 199680), (1536, 171860), (1560, 169216), (1664, 158640), (1920, 137488), (1983, 133120), (2048, 128895), (2080, 126912), (2496, 105760), (2560, 103116), (2644, 99840), (3072, 85930), (3120, 84608), (3305, 79872), (3328, 79320), (3840, 68744), (3966, 66560), (4160, 63456), (4992, 52880), (5120, 51558), (5288, 49920), (6144, 42965), (6240, 42304), (6610, 39936), (6656, 39660), (7680, 34372), (7932, 33280), (8320, 31728), (8593, 30720), (9915, 26624), (9984, 26440), (10240, 25779), (10576, 24960), (12480, 21152), (13220, 19968), (13312, 19830), (15360, 17186), (15864, 16640)]