178420320

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:396

約数の個数: 288

約数和(自身を含む): 681905952

約数和(自身を除く): 503485632

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, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 324, 351, 353, 360, 390, 405, 416, 432, 468, 480, 486, 520, 540, 585, 624, 648, 702, 706, 720, 780, 810, 864, 936, 972, 1040, 1053, 1059, 1080, 1170, 1215, 1248, 1296, 1404, 1412, 1440, 1560, 1620, 1755, 1765, 1872, 1944, 2080, 2106, 2118, 2160, 2340, 2430, 2592, 2808, 2824, 3120, 3159, 3177, 3240, 3510, 3530, 3744, 3888, 4212, 4236, 4320, 4589, 4680, 4860, 5265, 5295, 5616, 5648, 6240, 6318, 6354, 6480, 7020, 7060, 7776, 8424, 8472, 9178, 9360, 9531, 9720, 10530, 10590, 11232, 11296, 12636, 12708, 12960, 13767, 14040, 14120, 15795, 15885, 16848, 16944, 18356, 18720, 19062, 19440, 21060, 21180, 22945, 25272, 25416, 27534, 28080, 28240, 28593, 31590, 31770, 33696, 33888, 36712, 38124, 38880, 41301, 42120, 42360, 45890, 47655, 50544, 50832, 55068, 56160, 56480, 57186, 63180, 63540, 68835, 73424, 76248, 82602, 84240, 84720, 85779, 91780, 95310, 101088, 101664, 110136, 114372, 123903, 126360, 127080, 137670, 142965, 146848, 152496, 165204, 168480, 169440, 171558, 183560, 190620, 206505, 220272, 228744, 247806, 252720, 254160, 275340, 285930, 304992, 330408, 343116, 367120, 371709, 381240, 413010, 428895, 440544, 457488, 495612, 505440, 508320, 550680, 571860, 619515, 660816, 686232, 734240, 743418, 762480, 826020, 857790, 914976, 991224, 1101360, 1115127, 1143720, 1239030, 1321632, 1372464, 1486836, 1524960, 1652040, 1715580, 1858545, 1982448, 2202720, 2230254, 2287440, 2478060, 2744928, 2973672, 3304080, 3431160, 3717090, 3964896, 4460508, 4574880, 4956120, 5575635, 5947344, 6608160, 6862320, 7434180, 8921016, 9912240, 11151270, 11894688, 13724640, 14868360, 17842032, 19824480, 22302540, 29736720, 35684064, 44605080, 59473440, 89210160, 178420320]

約数ペア:

[(1, 178420320), (2, 89210160), (3, 59473440), (4, 44605080), (5, 35684064), (6, 29736720), (8, 22302540), (9, 19824480), (10, 17842032), (12, 14868360), (13, 13724640), (15, 11894688), (16, 11151270), (18, 9912240), (20, 8921016), (24, 7434180), (26, 6862320), (27, 6608160), (30, 5947344), (32, 5575635), (36, 4956120), (39, 4574880), (40, 4460508), (45, 3964896), (48, 3717090), (52, 3431160), (54, 3304080), (60, 2973672), (65, 2744928), (72, 2478060), (78, 2287440), (80, 2230254), (81, 2202720), (90, 1982448), (96, 1858545), (104, 1715580), (108, 1652040), (117, 1524960), (120, 1486836), (130, 1372464), (135, 1321632), (144, 1239030), (156, 1143720), (160, 1115127), (162, 1101360), (180, 991224), (195, 914976), (208, 857790), (216, 826020), (234, 762480), (240, 743418), (243, 734240), (260, 686232), (270, 660816), (288, 619515), (312, 571860), (324, 550680), (351, 508320), (353, 505440), (360, 495612), (390, 457488), (405, 440544), (416, 428895), (432, 413010), (468, 381240), (480, 371709), (486, 367120), (520, 343116), (540, 330408), (585, 304992), (624, 285930), (648, 275340), (702, 254160), (706, 252720), (720, 247806), (780, 228744), (810, 220272), (864, 206505), (936, 190620), (972, 183560), (1040, 171558), (1053, 169440), (1059, 168480), (1080, 165204), (1170, 152496), (1215, 146848), (1248, 142965), (1296, 137670), (1404, 127080), (1412, 126360), (1440, 123903), (1560, 114372), (1620, 110136), (1755, 101664), (1765, 101088), (1872, 95310), (1944, 91780), (2080, 85779), (2106, 84720), (2118, 84240), (2160, 82602), (2340, 76248), (2430, 73424), (2592, 68835), (2808, 63540), (2824, 63180), (3120, 57186), (3159, 56480), (3177, 56160), (3240, 55068), (3510, 50832), (3530, 50544), (3744, 47655), (3888, 45890), (4212, 42360), (4236, 42120), (4320, 41301), (4589, 38880), (4680, 38124), (4860, 36712), (5265, 33888), (5295, 33696), (5616, 31770), (5648, 31590), (6240, 28593), (6318, 28240), (6354, 28080), (6480, 27534), (7020, 25416), (7060, 25272), (7776, 22945), (8424, 21180), (8472, 21060), (9178, 19440), (9360, 19062), (9531, 18720), (9720, 18356), (10530, 16944), (10590, 16848), (11232, 15885), (11296, 15795), (12636, 14120), (12708, 14040), (12960, 13767)]