16705920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 66977280

約数和(自身を除く): 50271360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 113, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 226, 231, 240, 264, 280, 308, 320, 330, 336, 339, 352, 384, 385, 420, 440, 448, 452, 462, 480, 528, 560, 565, 616, 640, 660, 672, 678, 704, 770, 791, 840, 880, 896, 904, 924, 960, 1056, 1120, 1130, 1155, 1232, 1243, 1320, 1344, 1356, 1408, 1540, 1582, 1680, 1695, 1760, 1808, 1848, 1920, 2112, 2240, 2260, 2310, 2373, 2464, 2486, 2640, 2688, 2712, 3080, 3164, 3360, 3390, 3520, 3616, 3696, 3729, 3955, 4224, 4480, 4520, 4620, 4746, 4928, 4972, 5280, 5424, 6160, 6215, 6328, 6720, 6780, 7040, 7232, 7392, 7458, 7910, 8701, 9040, 9240, 9492, 9856, 9944, 10560, 10848, 11865, 12320, 12430, 12656, 13440, 13560, 14464, 14784, 14916, 15820, 17402, 18080, 18480, 18645, 18984, 19888, 21120, 21696, 23730, 24640, 24860, 25312, 26103, 27120, 29568, 29832, 31640, 34804, 36160, 36960, 37290, 37968, 39776, 43392, 43505, 47460, 49280, 49720, 50624, 52206, 54240, 59664, 63280, 69608, 72320, 73920, 74580, 75936, 79552, 87010, 94920, 99440, 101248, 104412, 108480, 119328, 126560, 130515, 139216, 147840, 149160, 151872, 159104, 174020, 189840, 198880, 208824, 216960, 238656, 253120, 261030, 278432, 298320, 303744, 348040, 379680, 397760, 417648, 477312, 506240, 522060, 556864, 596640, 696080, 759360, 795520, 835296, 1044120, 1113728, 1193280, 1392160, 1518720, 1670592, 2088240, 2386560, 2784320, 3341184, 4176480, 5568640, 8352960, 16705920]

約数ペア:

[(1, 16705920), (2, 8352960), (3, 5568640), (4, 4176480), (5, 3341184), (6, 2784320), (7, 2386560), (8, 2088240), (10, 1670592), (11, 1518720), (12, 1392160), (14, 1193280), (15, 1113728), (16, 1044120), (20, 835296), (21, 795520), (22, 759360), (24, 696080), (28, 596640), (30, 556864), (32, 522060), (33, 506240), (35, 477312), (40, 417648), (42, 397760), (44, 379680), (48, 348040), (55, 303744), (56, 298320), (60, 278432), (64, 261030), (66, 253120), (70, 238656), (77, 216960), (80, 208824), (84, 198880), (88, 189840), (96, 174020), (105, 159104), (110, 151872), (112, 149160), (113, 147840), (120, 139216), (128, 130515), (132, 126560), (140, 119328), (154, 108480), (160, 104412), (165, 101248), (168, 99440), (176, 94920), (192, 87010), (210, 79552), (220, 75936), (224, 74580), (226, 73920), (231, 72320), (240, 69608), (264, 63280), (280, 59664), (308, 54240), (320, 52206), (330, 50624), (336, 49720), (339, 49280), (352, 47460), (384, 43505), (385, 43392), (420, 39776), (440, 37968), (448, 37290), (452, 36960), (462, 36160), (480, 34804), (528, 31640), (560, 29832), (565, 29568), (616, 27120), (640, 26103), (660, 25312), (672, 24860), (678, 24640), (704, 23730), (770, 21696), (791, 21120), (840, 19888), (880, 18984), (896, 18645), (904, 18480), (924, 18080), (960, 17402), (1056, 15820), (1120, 14916), (1130, 14784), (1155, 14464), (1232, 13560), (1243, 13440), (1320, 12656), (1344, 12430), (1356, 12320), (1408, 11865), (1540, 10848), (1582, 10560), (1680, 9944), (1695, 9856), (1760, 9492), (1808, 9240), (1848, 9040), (1920, 8701), (2112, 7910), (2240, 7458), (2260, 7392), (2310, 7232), (2373, 7040), (2464, 6780), (2486, 6720), (2640, 6328), (2688, 6215), (2712, 6160), (3080, 5424), (3164, 5280), (3360, 4972), (3390, 4928), (3520, 4746), (3616, 4620), (3696, 4520), (3729, 4480), (3955, 4224)]