1257387040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 3794681520

約数和(自身を除く): 2537294480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 73, 80, 91, 98, 104, 112, 130, 140, 146, 160, 169, 182, 196, 208, 224, 245, 260, 280, 292, 338, 364, 365, 392, 416, 455, 490, 511, 520, 560, 584, 637, 676, 728, 730, 784, 845, 910, 949, 980, 1022, 1040, 1120, 1168, 1183, 1274, 1352, 1456, 1460, 1568, 1690, 1820, 1898, 1960, 2044, 2080, 2197, 2336, 2366, 2548, 2555, 2704, 2912, 2920, 3185, 3380, 3577, 3640, 3796, 3920, 4088, 4394, 4732, 4745, 5096, 5110, 5408, 5840, 5915, 6370, 6643, 6760, 7154, 7280, 7592, 7840, 8176, 8281, 8788, 9464, 9490, 10192, 10220, 10985, 11680, 11830, 12337, 12740, 13286, 13520, 14308, 14560, 15184, 15379, 16352, 16562, 17576, 17885, 18928, 18980, 20384, 20440, 21970, 23660, 24674, 25480, 26572, 27040, 28616, 30368, 30758, 33124, 33215, 35152, 35770, 37856, 37960, 40880, 41405, 43940, 46501, 47320, 49348, 50960, 53144, 57232, 61516, 61685, 66248, 66430, 70304, 71540, 75920, 76895, 81760, 82810, 86359, 87880, 93002, 94640, 98696, 101920, 106288, 107653, 114464, 123032, 123370, 132496, 132860, 143080, 151840, 153790, 160381, 165620, 172718, 175760, 186004, 189280, 197392, 212576, 215306, 232505, 246064, 246740, 264992, 265720, 286160, 307580, 320762, 331240, 345436, 351520, 372008, 394784, 430612, 431795, 465010, 492128, 493480, 531440, 538265, 572320, 604513, 615160, 641524, 662480, 690872, 744016, 801905, 861224, 863590, 930020, 986960, 1062880, 1076530, 1122667, 1209026, 1230320, 1283048, 1324960, 1381744, 1488032, 1603810, 1722448, 1727180, 1860040, 1973920, 2153060, 2245334, 2418052, 2460640, 2566096, 2763488, 3022565, 3207620, 3444896, 3454360, 3720080, 4306120, 4490668, 4836104, 5132192, 5613335, 6045130, 6415240, 6908720, 7440160, 7858669, 8612240, 8981336, 9672208, 11226670, 12090260, 12830480, 13817440, 15717338, 17224480, 17962672, 19344416, 22453340, 24180520, 25660960, 31434676, 35925344, 39293345, 44906680, 48361040, 62869352, 78586690, 89813360, 96722080, 125738704, 157173380, 179626720, 251477408, 314346760, 628693520, 1257387040]

約数ペア:

[(1, 1257387040), (2, 628693520), (4, 314346760), (5, 251477408), (7, 179626720), (8, 157173380), (10, 125738704), (13, 96722080), (14, 89813360), (16, 78586690), (20, 62869352), (26, 48361040), (28, 44906680), (32, 39293345), (35, 35925344), (40, 31434676), (49, 25660960), (52, 24180520), (56, 22453340), (65, 19344416), (70, 17962672), (73, 17224480), (80, 15717338), (91, 13817440), (98, 12830480), (104, 12090260), (112, 11226670), (130, 9672208), (140, 8981336), (146, 8612240), (160, 7858669), (169, 7440160), (182, 6908720), (196, 6415240), (208, 6045130), (224, 5613335), (245, 5132192), (260, 4836104), (280, 4490668), (292, 4306120), (338, 3720080), (364, 3454360), (365, 3444896), (392, 3207620), (416, 3022565), (455, 2763488), (490, 2566096), (511, 2460640), (520, 2418052), (560, 2245334), (584, 2153060), (637, 1973920), (676, 1860040), (728, 1727180), (730, 1722448), (784, 1603810), (845, 1488032), (910, 1381744), (949, 1324960), (980, 1283048), (1022, 1230320), (1040, 1209026), (1120, 1122667), (1168, 1076530), (1183, 1062880), (1274, 986960), (1352, 930020), (1456, 863590), (1460, 861224), (1568, 801905), (1690, 744016), (1820, 690872), (1898, 662480), (1960, 641524), (2044, 615160), (2080, 604513), (2197, 572320), (2336, 538265), (2366, 531440), (2548, 493480), (2555, 492128), (2704, 465010), (2912, 431795), (2920, 430612), (3185, 394784), (3380, 372008), (3577, 351520), (3640, 345436), (3796, 331240), (3920, 320762), (4088, 307580), (4394, 286160), (4732, 265720), (4745, 264992), (5096, 246740), (5110, 246064), (5408, 232505), (5840, 215306), (5915, 212576), (6370, 197392), (6643, 189280), (6760, 186004), (7154, 175760), (7280, 172718), (7592, 165620), (7840, 160381), (8176, 153790), (8281, 151840), (8788, 143080), (9464, 132860), (9490, 132496), (10192, 123370), (10220, 123032), (10985, 114464), (11680, 107653), (11830, 106288), (12337, 101920), (12740, 98696), (13286, 94640), (13520, 93002), (14308, 87880), (14560, 86359), (15184, 82810), (15379, 81760), (16352, 76895), (16562, 75920), (17576, 71540), (17885, 70304), (18928, 66430), (18980, 66248), (20384, 61685), (20440, 61516), (21970, 57232), (23660, 53144), (24674, 50960), (25480, 49348), (26572, 47320), (27040, 46501), (28616, 43940), (30368, 41405), (30758, 40880), (33124, 37960), (33215, 37856), (35152, 35770)]