207877320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:945

約数の個数: 256

約数和(自身を含む): 818380800

約数和(自身を除く): 610503480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 887, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1774, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2661, 2790, 3255, 3348, 3548, 3720, 3780, 3906, 4185, 4340, 4435, 5208, 5322, 5580, 5859, 6209, 6510, 6696, 7096, 7560, 7812, 7983, 8370, 8680, 8870, 9765, 10644, 11160, 11718, 12418, 13020, 13305, 15624, 15966, 16740, 17740, 18627, 19530, 21288, 23436, 23949, 24836, 26040, 26610, 27497, 29295, 31045, 31932, 33480, 35480, 37254, 39060, 39915, 46872, 47898, 49672, 53220, 54994, 55881, 58590, 62090, 63864, 74508, 78120, 79830, 82491, 93135, 95796, 106440, 109988, 111762, 117180, 119745, 124180, 137485, 149016, 159660, 164982, 167643, 186270, 191592, 192479, 219976, 223524, 234360, 239490, 247473, 248360, 274970, 279405, 319320, 329964, 335286, 372540, 384958, 412455, 447048, 478980, 494946, 549940, 558810, 577437, 659928, 670572, 742419, 745080, 769916, 824910, 838215, 957960, 962395, 989892, 1099880, 1117620, 1154874, 1237365, 1341144, 1484838, 1539832, 1649820, 1676430, 1732311, 1924790, 1979784, 2235240, 2309748, 2474730, 2887185, 2969676, 3299640, 3352860, 3464622, 3712095, 3849580, 4619496, 4949460, 5196933, 5774370, 5939352, 6705720, 6929244, 7424190, 7699160, 8661555, 9898920, 10393866, 11548740, 13858488, 14848380, 17323110, 20787732, 23097480, 25984665, 29696760, 34646220, 41575464, 51969330, 69292440, 103938660, 207877320]

約数ペア:

[(1, 207877320), (2, 103938660), (3, 69292440), (4, 51969330), (5, 41575464), (6, 34646220), (7, 29696760), (8, 25984665), (9, 23097480), (10, 20787732), (12, 17323110), (14, 14848380), (15, 13858488), (18, 11548740), (20, 10393866), (21, 9898920), (24, 8661555), (27, 7699160), (28, 7424190), (30, 6929244), (31, 6705720), (35, 5939352), (36, 5774370), (40, 5196933), (42, 4949460), (45, 4619496), (54, 3849580), (56, 3712095), (60, 3464622), (62, 3352860), (63, 3299640), (70, 2969676), (72, 2887185), (84, 2474730), (90, 2309748), (93, 2235240), (105, 1979784), (108, 1924790), (120, 1732311), (124, 1676430), (126, 1649820), (135, 1539832), (140, 1484838), (155, 1341144), (168, 1237365), (180, 1154874), (186, 1117620), (189, 1099880), (210, 989892), (216, 962395), (217, 957960), (248, 838215), (252, 824910), (270, 769916), (279, 745080), (280, 742419), (310, 670572), (315, 659928), (360, 577437), (372, 558810), (378, 549940), (420, 494946), (434, 478980), (465, 447048), (504, 412455), (540, 384958), (558, 372540), (620, 335286), (630, 329964), (651, 319320), (744, 279405), (756, 274970), (837, 248360), (840, 247473), (868, 239490), (887, 234360), (930, 223524), (945, 219976), (1080, 192479), (1085, 191592), (1116, 186270), (1240, 167643), (1260, 164982), (1302, 159660), (1395, 149016), (1512, 137485), (1674, 124180), (1736, 119745), (1774, 117180), (1860, 111762), (1890, 109988), (1953, 106440), (2170, 95796), (2232, 93135), (2520, 82491), (2604, 79830), (2661, 78120), (2790, 74508), (3255, 63864), (3348, 62090), (3548, 58590), (3720, 55881), (3780, 54994), (3906, 53220), (4185, 49672), (4340, 47898), (4435, 46872), (5208, 39915), (5322, 39060), (5580, 37254), (5859, 35480), (6209, 33480), (6510, 31932), (6696, 31045), (7096, 29295), (7560, 27497), (7812, 26610), (7983, 26040), (8370, 24836), (8680, 23949), (8870, 23436), (9765, 21288), (10644, 19530), (11160, 18627), (11718, 17740), (12418, 16740), (13020, 15966), (13305, 15624)]