680516640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:814

約数の個数: 288

約数和(自身を含む): 2516282496

約数和(自身を除く): 1835765856

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, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 486, 540, 552, 621, 648, 690, 720, 736, 761, 810, 828, 864, 920, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1440, 1522, 1620, 1656, 1840, 1863, 1944, 2070, 2160, 2208, 2283, 2430, 2484, 2592, 2760, 3044, 3105, 3240, 3312, 3680, 3726, 3805, 3888, 4140, 4320, 4566, 4860, 4968, 5520, 5589, 6088, 6210, 6480, 6624, 6849, 7452, 7610, 7776, 8280, 9132, 9315, 9720, 9936, 11040, 11178, 11415, 12176, 12420, 12960, 13698, 14904, 15220, 16560, 17503, 18264, 18630, 19440, 19872, 20547, 22356, 22830, 24352, 24840, 27396, 27945, 29808, 30440, 33120, 34245, 35006, 36528, 37260, 38880, 41094, 44712, 45660, 49680, 52509, 54792, 55890, 59616, 60880, 61641, 68490, 70012, 73056, 74520, 82188, 87515, 89424, 91320, 99360, 102735, 105018, 109584, 111780, 121760, 123282, 136980, 140024, 149040, 157527, 164376, 175030, 178848, 182640, 184923, 205470, 210036, 219168, 223560, 246564, 262545, 273960, 280048, 298080, 308205, 315054, 328752, 350060, 365280, 369846, 410940, 420072, 447120, 472581, 493128, 525090, 547920, 560096, 616410, 630108, 657504, 700120, 739692, 787635, 821880, 840144, 894240, 924615, 945162, 986256, 1050180, 1095840, 1232820, 1260216, 1400240, 1417743, 1479384, 1575270, 1643760, 1680288, 1849230, 1890324, 1972512, 2100360, 2362905, 2465640, 2520432, 2800480, 2835486, 2958768, 3150540, 3287520, 3698460, 3780648, 4200720, 4253229, 4725810, 4931280, 5040864, 5670972, 5917536, 6301080, 7088715, 7396920, 7561296, 8401440, 8506458, 9451620, 9862560, 11341944, 12602160, 14177430, 14793840, 15122592, 17012916, 18903240, 21266145, 22683888, 25204320, 28354860, 29587680, 34025832, 37806480, 42532290, 45367776, 56709720, 68051664, 75612960, 85064580, 113419440, 136103328, 170129160, 226838880, 340258320, 680516640]

約数ペア:

[(1, 680516640), (2, 340258320), (3, 226838880), (4, 170129160), (5, 136103328), (6, 113419440), (8, 85064580), (9, 75612960), (10, 68051664), (12, 56709720), (15, 45367776), (16, 42532290), (18, 37806480), (20, 34025832), (23, 29587680), (24, 28354860), (27, 25204320), (30, 22683888), (32, 21266145), (36, 18903240), (40, 17012916), (45, 15122592), (46, 14793840), (48, 14177430), (54, 12602160), (60, 11341944), (69, 9862560), (72, 9451620), (80, 8506458), (81, 8401440), (90, 7561296), (92, 7396920), (96, 7088715), (108, 6301080), (115, 5917536), (120, 5670972), (135, 5040864), (138, 4931280), (144, 4725810), (160, 4253229), (162, 4200720), (180, 3780648), (184, 3698460), (207, 3287520), (216, 3150540), (230, 2958768), (240, 2835486), (243, 2800480), (270, 2520432), (276, 2465640), (288, 2362905), (324, 2100360), (345, 1972512), (360, 1890324), (368, 1849230), (405, 1680288), (414, 1643760), (432, 1575270), (460, 1479384), (480, 1417743), (486, 1400240), (540, 1260216), (552, 1232820), (621, 1095840), (648, 1050180), (690, 986256), (720, 945162), (736, 924615), (761, 894240), (810, 840144), (828, 821880), (864, 787635), (920, 739692), (972, 700120), (1035, 657504), (1080, 630108), (1104, 616410), (1215, 560096), (1242, 547920), (1296, 525090), (1380, 493128), (1440, 472581), (1522, 447120), (1620, 420072), (1656, 410940), (1840, 369846), (1863, 365280), (1944, 350060), (2070, 328752), (2160, 315054), (2208, 308205), (2283, 298080), (2430, 280048), (2484, 273960), (2592, 262545), (2760, 246564), (3044, 223560), (3105, 219168), (3240, 210036), (3312, 205470), (3680, 184923), (3726, 182640), (3805, 178848), (3888, 175030), (4140, 164376), (4320, 157527), (4566, 149040), (4860, 140024), (4968, 136980), (5520, 123282), (5589, 121760), (6088, 111780), (6210, 109584), (6480, 105018), (6624, 102735), (6849, 99360), (7452, 91320), (7610, 89424), (7776, 87515), (8280, 82188), (9132, 74520), (9315, 73056), (9720, 70012), (9936, 68490), (11040, 61641), (11178, 60880), (11415, 59616), (12176, 55890), (12420, 54792), (12960, 52509), (13698, 49680), (14904, 45660), (15220, 44712), (16560, 41094), (17503, 38880), (18264, 37260), (18630, 36528), (19440, 35006), (19872, 34245), (20547, 33120), (22356, 30440), (22830, 29808), (24352, 27945), (24840, 27396)]