2531728080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{71761}}^1$

素因数の和:71794

約数の個数: 180

約数和(自身を含む): 9890669412

約数和(自身を除く): 7358941332

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 71761, 143522, 215283, 287044, 358805, 430566, 502327, 574088, 645849, 717610, 861132, 1004654, 1076415, 1148176, 1291698, 1435220, 1506981, 1722264, 2009308, 2152830, 2511635, 2583396, 2870440, 3013962, 3229245, 3444528, 3516289, 4018616, 4305660, 4520943, 5023270, 5166792, 5740880, 6027924, 6458490, 7032578, 7534905, 8037232, 8611320, 9041886, 10046540, 10333584, 10548867, 12055848, 12916980, 14065156, 15069810, 17222640, 17581445, 18083772, 20093080, 21097734, 22604715, 24111696, 25833960, 28130312, 30139620, 31646601, 35162890, 36167544, 40186160, 42195468, 45209430, 51667920, 52744335, 56260624, 60279240, 63293202, 70325780, 72335088, 84390936, 90418860, 105488670, 120558480, 126586404, 140651560, 158233005, 168781872, 180837720, 210977340, 253172808, 281303120, 316466010, 361675440, 421954680, 506345616, 632932020, 843909360, 1265864040, 2531728080]

約数ペア:

[(1, 2531728080), (2, 1265864040), (3, 843909360), (4, 632932020), (5, 506345616), (6, 421954680), (7, 361675440), (8, 316466010), (9, 281303120), (10, 253172808), (12, 210977340), (14, 180837720), (15, 168781872), (16, 158233005), (18, 140651560), (20, 126586404), (21, 120558480), (24, 105488670), (28, 90418860), (30, 84390936), (35, 72335088), (36, 70325780), (40, 63293202), (42, 60279240), (45, 56260624), (48, 52744335), (49, 51667920), (56, 45209430), (60, 42195468), (63, 40186160), (70, 36167544), (72, 35162890), (80, 31646601), (84, 30139620), (90, 28130312), (98, 25833960), (105, 24111696), (112, 22604715), (120, 21097734), (126, 20093080), (140, 18083772), (144, 17581445), (147, 17222640), (168, 15069810), (180, 14065156), (196, 12916980), (210, 12055848), (240, 10548867), (245, 10333584), (252, 10046540), (280, 9041886), (294, 8611320), (315, 8037232), (336, 7534905), (360, 7032578), (392, 6458490), (420, 6027924), (441, 5740880), (490, 5166792), (504, 5023270), (560, 4520943), (588, 4305660), (630, 4018616), (720, 3516289), (735, 3444528), (784, 3229245), (840, 3013962), (882, 2870440), (980, 2583396), (1008, 2511635), (1176, 2152830), (1260, 2009308), (1470, 1722264), (1680, 1506981), (1764, 1435220), (1960, 1291698), (2205, 1148176), (2352, 1076415), (2520, 1004654), (2940, 861132), (3528, 717610), (3920, 645849), (4410, 574088), (5040, 502327), (5880, 430566), (7056, 358805), (8820, 287044), (11760, 215283), (17640, 143522), (35280, 71761)]