171961920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1570

約数の個数: 224

約数和(自身を含む): 653735040

約数和(自身を除く): 481773120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1170, 1248, 1404, 1440, 1531, 1560, 1728, 1755, 1872, 2080, 2160, 2340, 2496, 2808, 2880, 3062, 3120, 3510, 3744, 4160, 4320, 4593, 4680, 5616, 6124, 6240, 7020, 7488, 7655, 8640, 9186, 9360, 11232, 12248, 12480, 13779, 14040, 15310, 18372, 18720, 19903, 22464, 22965, 24496, 27558, 28080, 30620, 36744, 37440, 39806, 41337, 45930, 48992, 55116, 56160, 59709, 61240, 68895, 73488, 79612, 82674, 91860, 97984, 99515, 110232, 112320, 119418, 122480, 137790, 146976, 159224, 165348, 179127, 183720, 199030, 206685, 220464, 238836, 244960, 275580, 293952, 298545, 318448, 330696, 358254, 367440, 398060, 413370, 440928, 477672, 489920, 537381, 551160, 597090, 636896, 661392, 716508, 734880, 796120, 826740, 881856, 895635, 955344, 1074762, 1102320, 1194180, 1273792, 1322784, 1433016, 1469760, 1592240, 1653480, 1791270, 1910688, 2149524, 2204640, 2388360, 2645568, 2686905, 2866032, 3184480, 3306960, 3582540, 3821376, 4299048, 4409280, 4776720, 5373810, 5732064, 6368960, 6613920, 7165080, 8598096, 9553440, 10747620, 11464128, 13227840, 14330160, 17196192, 19106880, 21495240, 28660320, 34392384, 42990480, 57320640, 85980960, 171961920]

約数ペア:

[(1, 171961920), (2, 85980960), (3, 57320640), (4, 42990480), (5, 34392384), (6, 28660320), (8, 21495240), (9, 19106880), (10, 17196192), (12, 14330160), (13, 13227840), (15, 11464128), (16, 10747620), (18, 9553440), (20, 8598096), (24, 7165080), (26, 6613920), (27, 6368960), (30, 5732064), (32, 5373810), (36, 4776720), (39, 4409280), (40, 4299048), (45, 3821376), (48, 3582540), (52, 3306960), (54, 3184480), (60, 2866032), (64, 2686905), (65, 2645568), (72, 2388360), (78, 2204640), (80, 2149524), (90, 1910688), (96, 1791270), (104, 1653480), (108, 1592240), (117, 1469760), (120, 1433016), (130, 1322784), (135, 1273792), (144, 1194180), (156, 1102320), (160, 1074762), (180, 955344), (192, 895635), (195, 881856), (208, 826740), (216, 796120), (234, 734880), (240, 716508), (260, 661392), (270, 636896), (288, 597090), (312, 551160), (320, 537381), (351, 489920), (360, 477672), (390, 440928), (416, 413370), (432, 398060), (468, 367440), (480, 358254), (520, 330696), (540, 318448), (576, 298545), (585, 293952), (624, 275580), (702, 244960), (720, 238836), (780, 220464), (832, 206685), (864, 199030), (936, 183720), (960, 179127), (1040, 165348), (1080, 159224), (1170, 146976), (1248, 137790), (1404, 122480), (1440, 119418), (1531, 112320), (1560, 110232), (1728, 99515), (1755, 97984), (1872, 91860), (2080, 82674), (2160, 79612), (2340, 73488), (2496, 68895), (2808, 61240), (2880, 59709), (3062, 56160), (3120, 55116), (3510, 48992), (3744, 45930), (4160, 41337), (4320, 39806), (4593, 37440), (4680, 36744), (5616, 30620), (6124, 28080), (6240, 27558), (7020, 24496), (7488, 22965), (7655, 22464), (8640, 19903), (9186, 18720), (9360, 18372), (11232, 15310), (12248, 14040), (12480, 13779)]