155725920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{2207}}^1$

素因数の和:2242

約数の個数: 216

約数和(自身を含む): 618456384

約数和(自身を除く): 462730464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2207, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4414, 4704, 5040, 5880, 6621, 7056, 7840, 8820, 8828, 10080, 11035, 11760, 13242, 14112, 15449, 17640, 17656, 19863, 22070, 23520, 26484, 30898, 33105, 35280, 35312, 39726, 44140, 46347, 52968, 61796, 66210, 70560, 70624, 77245, 79452, 88280, 92694, 99315, 105936, 108143, 123592, 132420, 139041, 154490, 158904, 176560, 185388, 198630, 211872, 216286, 231735, 247184, 264840, 278082, 308980, 317808, 324429, 353120, 370776, 397260, 432572, 463470, 494368, 529680, 540715, 556164, 617960, 635616, 648858, 695205, 741552, 794520, 865144, 926940, 973287, 1059360, 1081430, 1112328, 1235920, 1297716, 1390410, 1483104, 1589040, 1622145, 1730288, 1853880, 1946574, 2162860, 2224656, 2471840, 2595432, 2780820, 3178080, 3244290, 3460576, 3707760, 3893148, 4325720, 4449312, 4866435, 5190864, 5561640, 6488580, 7415520, 7786296, 8651440, 9732870, 10381728, 11123280, 12977160, 15572592, 17302880, 19465740, 22246560, 25954320, 31145184, 38931480, 51908640, 77862960, 155725920]

約数ペア:

[(1, 155725920), (2, 77862960), (3, 51908640), (4, 38931480), (5, 31145184), (6, 25954320), (7, 22246560), (8, 19465740), (9, 17302880), (10, 15572592), (12, 12977160), (14, 11123280), (15, 10381728), (16, 9732870), (18, 8651440), (20, 7786296), (21, 7415520), (24, 6488580), (28, 5561640), (30, 5190864), (32, 4866435), (35, 4449312), (36, 4325720), (40, 3893148), (42, 3707760), (45, 3460576), (48, 3244290), (49, 3178080), (56, 2780820), (60, 2595432), (63, 2471840), (70, 2224656), (72, 2162860), (80, 1946574), (84, 1853880), (90, 1730288), (96, 1622145), (98, 1589040), (105, 1483104), (112, 1390410), (120, 1297716), (126, 1235920), (140, 1112328), (144, 1081430), (147, 1059360), (160, 973287), (168, 926940), (180, 865144), (196, 794520), (210, 741552), (224, 695205), (240, 648858), (245, 635616), (252, 617960), (280, 556164), (288, 540715), (294, 529680), (315, 494368), (336, 463470), (360, 432572), (392, 397260), (420, 370776), (441, 353120), (480, 324429), (490, 317808), (504, 308980), (560, 278082), (588, 264840), (630, 247184), (672, 231735), (720, 216286), (735, 211872), (784, 198630), (840, 185388), (882, 176560), (980, 158904), (1008, 154490), (1120, 139041), (1176, 132420), (1260, 123592), (1440, 108143), (1470, 105936), (1568, 99315), (1680, 92694), (1764, 88280), (1960, 79452), (2016, 77245), (2205, 70624), (2207, 70560), (2352, 66210), (2520, 61796), (2940, 52968), (3360, 46347), (3528, 44140), (3920, 39726), (4410, 35312), (4414, 35280), (4704, 33105), (5040, 30898), (5880, 26484), (6621, 23520), (7056, 22070), (7840, 19863), (8820, 17656), (8828, 17640), (10080, 15449), (11035, 14112), (11760, 13242)]