259351680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:891

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 727681920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 736, 805, 839, 840, 896, 920, 960, 966, 1104, 1120, 1288, 1344, 1380, 1472, 1610, 1678, 1680, 1840, 1920, 1932, 2208, 2240, 2415, 2517, 2576, 2688, 2760, 2944, 3220, 3356, 3360, 3680, 3864, 4195, 4416, 4480, 4830, 5034, 5152, 5520, 5873, 6440, 6712, 6720, 7360, 7728, 8390, 8832, 9660, 10068, 10304, 11040, 11746, 12585, 12880, 13424, 13440, 14720, 15456, 16780, 17619, 19297, 19320, 20136, 20608, 22080, 23492, 25170, 25760, 26848, 29365, 30912, 33560, 35238, 38594, 38640, 40272, 44160, 46984, 50340, 51520, 53696, 57891, 58730, 61824, 67120, 70476, 77188, 77280, 80544, 88095, 93968, 96485, 100680, 103040, 107392, 115782, 117460, 134240, 135079, 140952, 154376, 154560, 161088, 176190, 187936, 192970, 201360, 231564, 234920, 268480, 270158, 281904, 289455, 308752, 309120, 322176, 352380, 375872, 385940, 402720, 405237, 463128, 469840, 536960, 540316, 563808, 578910, 617504, 675395, 704760, 751744, 771880, 805440, 810474, 926256, 939680, 1080632, 1127616, 1157820, 1235008, 1350790, 1409520, 1543760, 1610880, 1620948, 1852512, 1879360, 2026185, 2161264, 2255232, 2315640, 2470016, 2701580, 2819040, 3087520, 3241896, 3705024, 3758720, 4052370, 4322528, 4631280, 5403160, 5638080, 6175040, 6483792, 7410048, 8104740, 8645056, 9262560, 10806320, 11276160, 12350080, 12967584, 16209480, 17290112, 18525120, 21612640, 25935168, 32418960, 37050240, 43225280, 51870336, 64837920, 86450560, 129675840, 259351680]

約数ペア:

[(1, 259351680), (2, 129675840), (3, 86450560), (4, 64837920), (5, 51870336), (6, 43225280), (7, 37050240), (8, 32418960), (10, 25935168), (12, 21612640), (14, 18525120), (15, 17290112), (16, 16209480), (20, 12967584), (21, 12350080), (23, 11276160), (24, 10806320), (28, 9262560), (30, 8645056), (32, 8104740), (35, 7410048), (40, 6483792), (42, 6175040), (46, 5638080), (48, 5403160), (56, 4631280), (60, 4322528), (64, 4052370), (69, 3758720), (70, 3705024), (80, 3241896), (84, 3087520), (92, 2819040), (96, 2701580), (105, 2470016), (112, 2315640), (115, 2255232), (120, 2161264), (128, 2026185), (138, 1879360), (140, 1852512), (160, 1620948), (161, 1610880), (168, 1543760), (184, 1409520), (192, 1350790), (210, 1235008), (224, 1157820), (230, 1127616), (240, 1080632), (276, 939680), (280, 926256), (320, 810474), (322, 805440), (336, 771880), (345, 751744), (368, 704760), (384, 675395), (420, 617504), (448, 578910), (460, 563808), (480, 540316), (483, 536960), (552, 469840), (560, 463128), (640, 405237), (644, 402720), (672, 385940), (690, 375872), (736, 352380), (805, 322176), (839, 309120), (840, 308752), (896, 289455), (920, 281904), (960, 270158), (966, 268480), (1104, 234920), (1120, 231564), (1288, 201360), (1344, 192970), (1380, 187936), (1472, 176190), (1610, 161088), (1678, 154560), (1680, 154376), (1840, 140952), (1920, 135079), (1932, 134240), (2208, 117460), (2240, 115782), (2415, 107392), (2517, 103040), (2576, 100680), (2688, 96485), (2760, 93968), (2944, 88095), (3220, 80544), (3356, 77280), (3360, 77188), (3680, 70476), (3864, 67120), (4195, 61824), (4416, 58730), (4480, 57891), (4830, 53696), (5034, 51520), (5152, 50340), (5520, 46984), (5873, 44160), (6440, 40272), (6712, 38640), (6720, 38594), (7360, 35238), (7728, 33560), (8390, 30912), (8832, 29365), (9660, 26848), (10068, 25760), (10304, 25170), (11040, 23492), (11746, 22080), (12585, 20608), (12880, 20136), (13424, 19320), (13440, 19297), (14720, 17619), (15456, 16780)]