261337440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:262

約数の個数: 384

約数和(自身を含む): 1051287552

約数和(自身を除く): 789950112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 32, 35, 39, 40, 42, 48, 52, 56, 60, 62, 65, 70, 78, 80, 84, 91, 93, 96, 104, 105, 112, 120, 124, 130, 140, 155, 156, 160, 168, 182, 186, 193, 195, 208, 210, 217, 224, 240, 248, 260, 273, 280, 310, 312, 336, 364, 372, 386, 390, 403, 416, 420, 434, 455, 465, 480, 496, 520, 546, 560, 579, 620, 624, 651, 672, 728, 744, 772, 780, 806, 840, 868, 910, 930, 965, 992, 1040, 1085, 1092, 1120, 1158, 1209, 1240, 1248, 1302, 1351, 1365, 1456, 1488, 1544, 1560, 1612, 1680, 1736, 1820, 1860, 1930, 2015, 2080, 2170, 2184, 2316, 2418, 2480, 2509, 2604, 2702, 2730, 2821, 2895, 2912, 2976, 3088, 3120, 3224, 3255, 3360, 3472, 3640, 3720, 3860, 4030, 4053, 4340, 4368, 4632, 4836, 4960, 5018, 5208, 5404, 5460, 5642, 5790, 5983, 6045, 6176, 6240, 6448, 6510, 6755, 6944, 7280, 7440, 7527, 7720, 8060, 8106, 8463, 8680, 8736, 9264, 9672, 10036, 10416, 10808, 10920, 11284, 11580, 11966, 12090, 12545, 12896, 13020, 13510, 14105, 14560, 14880, 15054, 15440, 16120, 16212, 16926, 17360, 17563, 17949, 18528, 19344, 20072, 20265, 20832, 21616, 21840, 22568, 23160, 23932, 24180, 25090, 26040, 27020, 28210, 29915, 30108, 30880, 32240, 32424, 33852, 34720, 35126, 35898, 37635, 38688, 40144, 40530, 41881, 42315, 43232, 43680, 45136, 46320, 47864, 48360, 50180, 52080, 52689, 54040, 56420, 59830, 60216, 64480, 64848, 67704, 70252, 71796, 75270, 77779, 80288, 81060, 83762, 84630, 87815, 89745, 90272, 92640, 95728, 96720, 100360, 104160, 105378, 108080, 112840, 119660, 120432, 125643, 129696, 135408, 140504, 143592, 150540, 155558, 162120, 167524, 169260, 175630, 179490, 191456, 193440, 200720, 209405, 210756, 216160, 225680, 233337, 239320, 240864, 251286, 263445, 270816, 281008, 287184, 301080, 311116, 324240, 335048, 338520, 351260, 358980, 388895, 401440, 418810, 421512, 451360, 466674, 478640, 502572, 526890, 544453, 562016, 574368, 602160, 622232, 628215, 648480, 670096, 677040, 702520, 717960, 777790, 837620, 843024, 933348, 957280, 1005144, 1053780, 1088906, 1166685, 1204320, 1244464, 1256430, 1340192, 1354080, 1405040, 1435920, 1555580, 1633359, 1675240, 1686048, 1866696, 2010288, 2107560, 2177812, 2333370, 2488928, 2512860, 2722265, 2810080, 2871840, 3111160, 3266718, 3350480, 3733392, 4020576, 4215120, 4355624, 4666740, 5025720, 5444530, 6222320, 6533436, 6700960, 7466784, 8166795, 8430240, 8711248, 9333480, 10051440, 10889060, 12444640, 13066872, 16333590, 17422496, 18666960, 20102880, 21778120, 26133744, 32667180, 37333920, 43556240, 52267488, 65334360, 87112480, 130668720, 261337440]

約数ペア:

[(1, 261337440), (2, 130668720), (3, 87112480), (4, 65334360), (5, 52267488), (6, 43556240), (7, 37333920), (8, 32667180), (10, 26133744), (12, 21778120), (13, 20102880), (14, 18666960), (15, 17422496), (16, 16333590), (20, 13066872), (21, 12444640), (24, 10889060), (26, 10051440), (28, 9333480), (30, 8711248), (31, 8430240), (32, 8166795), (35, 7466784), (39, 6700960), (40, 6533436), (42, 6222320), (48, 5444530), (52, 5025720), (56, 4666740), (60, 4355624), (62, 4215120), (65, 4020576), (70, 3733392), (78, 3350480), (80, 3266718), (84, 3111160), (91, 2871840), (93, 2810080), (96, 2722265), (104, 2512860), (105, 2488928), (112, 2333370), (120, 2177812), (124, 2107560), (130, 2010288), (140, 1866696), (155, 1686048), (156, 1675240), (160, 1633359), (168, 1555580), (182, 1435920), (186, 1405040), (193, 1354080), (195, 1340192), (208, 1256430), (210, 1244464), (217, 1204320), (224, 1166685), (240, 1088906), (248, 1053780), (260, 1005144), (273, 957280), (280, 933348), (310, 843024), (312, 837620), (336, 777790), (364, 717960), (372, 702520), (386, 677040), (390, 670096), (403, 648480), (416, 628215), (420, 622232), (434, 602160), (455, 574368), (465, 562016), (480, 544453), (496, 526890), (520, 502572), (546, 478640), (560, 466674), (579, 451360), (620, 421512), (624, 418810), (651, 401440), (672, 388895), (728, 358980), (744, 351260), (772, 338520), (780, 335048), (806, 324240), (840, 311116), (868, 301080), (910, 287184), (930, 281008), (965, 270816), (992, 263445), (1040, 251286), (1085, 240864), (1092, 239320), (1120, 233337), (1158, 225680), (1209, 216160), (1240, 210756), (1248, 209405), (1302, 200720), (1351, 193440), (1365, 191456), (1456, 179490), (1488, 175630), (1544, 169260), (1560, 167524), (1612, 162120), (1680, 155558), (1736, 150540), (1820, 143592), (1860, 140504), (1930, 135408), (2015, 129696), (2080, 125643), (2170, 120432), (2184, 119660), (2316, 112840), (2418, 108080), (2480, 105378), (2509, 104160), (2604, 100360), (2702, 96720), (2730, 95728), (2821, 92640), (2895, 90272), (2912, 89745), (2976, 87815), (3088, 84630), (3120, 83762), (3224, 81060), (3255, 80288), (3360, 77779), (3472, 75270), (3640, 71796), (3720, 70252), (3860, 67704), (4030, 64848), (4053, 64480), (4340, 60216), (4368, 59830), (4632, 56420), (4836, 54040), (4960, 52689), (5018, 52080), (5208, 50180), (5404, 48360), (5460, 47864), (5642, 46320), (5790, 45136), (5983, 43680), (6045, 43232), (6176, 42315), (6240, 41881), (6448, 40530), (6510, 40144), (6755, 38688), (6944, 37635), (7280, 35898), (7440, 35126), (7527, 34720), (7720, 33852), (8060, 32424), (8106, 32240), (8463, 30880), (8680, 30108), (8736, 29915), (9264, 28210), (9672, 27020), (10036, 26040), (10416, 25090), (10808, 24180), (10920, 23932), (11284, 23160), (11580, 22568), (11966, 21840), (12090, 21616), (12545, 20832), (12896, 20265), (13020, 20072), (13510, 19344), (14105, 18528), (14560, 17949), (14880, 17563), (15054, 17360), (15440, 16926), (16120, 16212)]