393990480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1559}}^1$

素因数の和:1600

約数の個数: 240

約数和(自身を含む): 1478655360

約数和(自身を除く): 1084664880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1559, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2808, 3118, 3120, 3159, 3240, 3510, 3888, 4212, 4677, 4680, 4860, 5265, 5616, 6236, 6318, 6480, 7020, 7795, 8424, 9354, 9360, 9720, 10530, 12472, 12636, 14031, 14040, 15590, 15795, 16848, 18708, 19440, 20267, 21060, 23385, 24944, 25272, 28062, 28080, 31180, 31590, 37416, 40534, 42093, 42120, 46770, 50544, 56124, 60801, 62360, 63180, 70155, 74832, 81068, 84186, 84240, 93540, 101335, 112248, 121602, 124720, 126279, 126360, 140310, 162136, 168372, 182403, 187080, 202670, 210465, 224496, 243204, 252558, 252720, 280620, 304005, 324272, 336744, 364806, 374160, 378837, 405340, 420930, 486408, 505116, 547209, 561240, 608010, 631395, 673488, 729612, 757674, 810680, 841860, 912015, 972816, 1010232, 1094418, 1122480, 1216020, 1262790, 1459224, 1515348, 1621360, 1641627, 1683720, 1824030, 1894185, 2020464, 2188836, 2432040, 2525580, 2736045, 2918448, 3030696, 3283254, 3367440, 3648060, 3788370, 4377672, 4864080, 4924881, 5051160, 5472090, 6061392, 6566508, 7296120, 7576740, 8208135, 8755344, 9849762, 10102320, 10944180, 13133016, 14592240, 15153480, 16416270, 19699524, 21888360, 24624405, 26266032, 30306960, 32832540, 39399048, 43776720, 49248810, 65665080, 78798096, 98497620, 131330160, 196995240, 393990480]

約数ペア:

[(1, 393990480), (2, 196995240), (3, 131330160), (4, 98497620), (5, 78798096), (6, 65665080), (8, 49248810), (9, 43776720), (10, 39399048), (12, 32832540), (13, 30306960), (15, 26266032), (16, 24624405), (18, 21888360), (20, 19699524), (24, 16416270), (26, 15153480), (27, 14592240), (30, 13133016), (36, 10944180), (39, 10102320), (40, 9849762), (45, 8755344), (48, 8208135), (52, 7576740), (54, 7296120), (60, 6566508), (65, 6061392), (72, 5472090), (78, 5051160), (80, 4924881), (81, 4864080), (90, 4377672), (104, 3788370), (108, 3648060), (117, 3367440), (120, 3283254), (130, 3030696), (135, 2918448), (144, 2736045), (156, 2525580), (162, 2432040), (180, 2188836), (195, 2020464), (208, 1894185), (216, 1824030), (234, 1683720), (240, 1641627), (243, 1621360), (260, 1515348), (270, 1459224), (312, 1262790), (324, 1216020), (351, 1122480), (360, 1094418), (390, 1010232), (405, 972816), (432, 912015), (468, 841860), (486, 810680), (520, 757674), (540, 729612), (585, 673488), (624, 631395), (648, 608010), (702, 561240), (720, 547209), (780, 505116), (810, 486408), (936, 420930), (972, 405340), (1040, 378837), (1053, 374160), (1080, 364806), (1170, 336744), (1215, 324272), (1296, 304005), (1404, 280620), (1559, 252720), (1560, 252558), (1620, 243204), (1755, 224496), (1872, 210465), (1944, 202670), (2106, 187080), (2160, 182403), (2340, 168372), (2430, 162136), (2808, 140310), (3118, 126360), (3120, 126279), (3159, 124720), (3240, 121602), (3510, 112248), (3888, 101335), (4212, 93540), (4677, 84240), (4680, 84186), (4860, 81068), (5265, 74832), (5616, 70155), (6236, 63180), (6318, 62360), (6480, 60801), (7020, 56124), (7795, 50544), (8424, 46770), (9354, 42120), (9360, 42093), (9720, 40534), (10530, 37416), (12472, 31590), (12636, 31180), (14031, 28080), (14040, 28062), (15590, 25272), (15795, 24944), (16848, 23385), (18708, 21060), (19440, 20267)]