261714240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 280

約数和(自身を含む): 973653120

約数和(自身を除く): 711938880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 324, 345, 360, 368, 405, 414, 432, 439, 460, 480, 540, 552, 576, 621, 648, 690, 720, 736, 810, 828, 864, 878, 920, 960, 1035, 1080, 1104, 1242, 1296, 1317, 1380, 1440, 1472, 1620, 1656, 1728, 1756, 1840, 1863, 2070, 2160, 2195, 2208, 2484, 2592, 2634, 2760, 2880, 3105, 3240, 3312, 3512, 3680, 3726, 3951, 4140, 4320, 4390, 4416, 4968, 5184, 5268, 5520, 6210, 6480, 6585, 6624, 7024, 7360, 7452, 7902, 8280, 8640, 8780, 9315, 9936, 10097, 10536, 11040, 11853, 12420, 12960, 13170, 13248, 14048, 14904, 15804, 16560, 17560, 18630, 19755, 19872, 20194, 21072, 22080, 23706, 24840, 25920, 26340, 28096, 29808, 30291, 31608, 33120, 35120, 35559, 37260, 39510, 39744, 40388, 42144, 47412, 49680, 50485, 52680, 59265, 59616, 60582, 63216, 66240, 70240, 71118, 74520, 79020, 80776, 84288, 90873, 94824, 99360, 100970, 105360, 118530, 119232, 121164, 126432, 140480, 142236, 149040, 151455, 158040, 161552, 177795, 181746, 189648, 198720, 201940, 210720, 237060, 242328, 252864, 272619, 284472, 298080, 302910, 316080, 323104, 355590, 363492, 379296, 403880, 421440, 454365, 474120, 484656, 545238, 568944, 596160, 605820, 632160, 646208, 711180, 726984, 758592, 807760, 817857, 908730, 948240, 969312, 1090476, 1137888, 1211640, 1264320, 1363095, 1422360, 1453968, 1615520, 1635714, 1817460, 1896480, 1938624, 2180952, 2275776, 2423280, 2726190, 2844720, 2907936, 3231040, 3271428, 3634920, 3792960, 4089285, 4361904, 4846560, 5452380, 5689440, 5815872, 6542856, 7269840, 8178570, 8723808, 9693120, 10904760, 11378880, 13085712, 14539680, 16357140, 17447616, 21809520, 26171424, 29079360, 32714280, 43619040, 52342848, 65428560, 87238080, 130857120, 261714240]

約数ペア:

[(1, 261714240), (2, 130857120), (3, 87238080), (4, 65428560), (5, 52342848), (6, 43619040), (8, 32714280), (9, 29079360), (10, 26171424), (12, 21809520), (15, 17447616), (16, 16357140), (18, 14539680), (20, 13085712), (23, 11378880), (24, 10904760), (27, 9693120), (30, 8723808), (32, 8178570), (36, 7269840), (40, 6542856), (45, 5815872), (46, 5689440), (48, 5452380), (54, 4846560), (60, 4361904), (64, 4089285), (69, 3792960), (72, 3634920), (80, 3271428), (81, 3231040), (90, 2907936), (92, 2844720), (96, 2726190), (108, 2423280), (115, 2275776), (120, 2180952), (135, 1938624), (138, 1896480), (144, 1817460), (160, 1635714), (162, 1615520), (180, 1453968), (184, 1422360), (192, 1363095), (207, 1264320), (216, 1211640), (230, 1137888), (240, 1090476), (270, 969312), (276, 948240), (288, 908730), (320, 817857), (324, 807760), (345, 758592), (360, 726984), (368, 711180), (405, 646208), (414, 632160), (432, 605820), (439, 596160), (460, 568944), (480, 545238), (540, 484656), (552, 474120), (576, 454365), (621, 421440), (648, 403880), (690, 379296), (720, 363492), (736, 355590), (810, 323104), (828, 316080), (864, 302910), (878, 298080), (920, 284472), (960, 272619), (1035, 252864), (1080, 242328), (1104, 237060), (1242, 210720), (1296, 201940), (1317, 198720), (1380, 189648), (1440, 181746), (1472, 177795), (1620, 161552), (1656, 158040), (1728, 151455), (1756, 149040), (1840, 142236), (1863, 140480), (2070, 126432), (2160, 121164), (2195, 119232), (2208, 118530), (2484, 105360), (2592, 100970), (2634, 99360), (2760, 94824), (2880, 90873), (3105, 84288), (3240, 80776), (3312, 79020), (3512, 74520), (3680, 71118), (3726, 70240), (3951, 66240), (4140, 63216), (4320, 60582), (4390, 59616), (4416, 59265), (4968, 52680), (5184, 50485), (5268, 49680), (5520, 47412), (6210, 42144), (6480, 40388), (6585, 39744), (6624, 39510), (7024, 37260), (7360, 35559), (7452, 35120), (7902, 33120), (8280, 31608), (8640, 30291), (8780, 29808), (9315, 28096), (9936, 26340), (10097, 25920), (10536, 24840), (11040, 23706), (11853, 22080), (12420, 21072), (12960, 20194), (13170, 19872), (13248, 19755), (14048, 18630), (14904, 17560), (15804, 16560)]