80861280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 192

約数和(自身を含む): 272341440

約数和(自身を除く): 191480160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 37, 40, 48, 58, 60, 74, 80, 87, 96, 111, 116, 120, 145, 148, 157, 160, 174, 185, 222, 232, 240, 290, 296, 314, 348, 370, 435, 444, 464, 471, 480, 555, 580, 592, 628, 696, 740, 785, 870, 888, 928, 942, 1073, 1110, 1160, 1184, 1256, 1392, 1480, 1570, 1740, 1776, 1884, 2146, 2220, 2320, 2355, 2512, 2784, 2960, 3140, 3219, 3480, 3552, 3768, 4292, 4440, 4553, 4640, 4710, 5024, 5365, 5809, 5920, 6280, 6438, 6960, 7536, 8584, 8880, 9106, 9420, 10730, 11618, 12560, 12876, 13659, 13920, 15072, 16095, 17168, 17427, 17760, 18212, 18840, 21460, 22765, 23236, 25120, 25752, 27318, 29045, 32190, 34336, 34854, 36424, 37680, 42920, 45530, 46472, 51504, 54636, 58090, 64380, 68295, 69708, 72848, 75360, 85840, 87135, 91060, 92944, 103008, 109272, 116180, 128760, 136590, 139416, 145696, 168461, 171680, 174270, 182120, 185888, 218544, 232360, 257520, 273180, 278832, 336922, 348540, 364240, 437088, 464720, 505383, 515040, 546360, 557664, 673844, 697080, 728480, 842305, 929440, 1010766, 1092720, 1347688, 1394160, 1684610, 2021532, 2185440, 2526915, 2695376, 2788320, 3369220, 4043064, 5053830, 5390752, 6738440, 8086128, 10107660, 13476880, 16172256, 20215320, 26953760, 40430640, 80861280]

約数ペア:

[(1, 80861280), (2, 40430640), (3, 26953760), (4, 20215320), (5, 16172256), (6, 13476880), (8, 10107660), (10, 8086128), (12, 6738440), (15, 5390752), (16, 5053830), (20, 4043064), (24, 3369220), (29, 2788320), (30, 2695376), (32, 2526915), (37, 2185440), (40, 2021532), (48, 1684610), (58, 1394160), (60, 1347688), (74, 1092720), (80, 1010766), (87, 929440), (96, 842305), (111, 728480), (116, 697080), (120, 673844), (145, 557664), (148, 546360), (157, 515040), (160, 505383), (174, 464720), (185, 437088), (222, 364240), (232, 348540), (240, 336922), (290, 278832), (296, 273180), (314, 257520), (348, 232360), (370, 218544), (435, 185888), (444, 182120), (464, 174270), (471, 171680), (480, 168461), (555, 145696), (580, 139416), (592, 136590), (628, 128760), (696, 116180), (740, 109272), (785, 103008), (870, 92944), (888, 91060), (928, 87135), (942, 85840), (1073, 75360), (1110, 72848), (1160, 69708), (1184, 68295), (1256, 64380), (1392, 58090), (1480, 54636), (1570, 51504), (1740, 46472), (1776, 45530), (1884, 42920), (2146, 37680), (2220, 36424), (2320, 34854), (2355, 34336), (2512, 32190), (2784, 29045), (2960, 27318), (3140, 25752), (3219, 25120), (3480, 23236), (3552, 22765), (3768, 21460), (4292, 18840), (4440, 18212), (4553, 17760), (4640, 17427), (4710, 17168), (5024, 16095), (5365, 15072), (5809, 13920), (5920, 13659), (6280, 12876), (6438, 12560), (6960, 11618), (7536, 10730), (8584, 9420), (8880, 9106)]