51085440

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 288

約数和(自身を含む): 206338860

約数和(自身を除く): 155253420

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 181, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 362, 384, 392, 420, 441, 448, 480, 490, 504, 543, 560, 576, 588, 630, 640, 672, 720, 724, 735, 784, 840, 882, 896, 905, 960, 980, 1008, 1086, 1120, 1152, 1176, 1260, 1267, 1344, 1440, 1448, 1470, 1568, 1629, 1680, 1764, 1810, 1920, 1960, 2016, 2172, 2205, 2240, 2352, 2520, 2534, 2688, 2715, 2880, 2896, 2940, 3136, 3258, 3360, 3528, 3620, 3801, 3920, 4032, 4344, 4410, 4480, 4704, 5040, 5068, 5430, 5760, 5792, 5880, 6272, 6335, 6516, 6720, 7056, 7240, 7602, 7840, 8064, 8145, 8688, 8820, 8869, 9408, 10080, 10136, 10860, 11403, 11584, 11760, 12670, 13032, 13440, 14112, 14480, 15204, 15680, 16290, 17376, 17640, 17738, 18816, 19005, 20160, 20272, 21720, 22806, 23168, 23520, 25340, 26064, 26607, 28224, 28960, 30408, 31360, 32580, 34752, 35280, 35476, 38010, 40320, 40544, 43440, 44345, 45612, 47040, 50680, 52128, 53214, 56448, 57015, 57920, 60816, 65160, 69504, 70560, 70952, 76020, 79821, 81088, 86880, 88690, 91224, 94080, 101360, 104256, 106428, 114030, 115840, 121632, 130320, 133035, 141120, 141904, 152040, 159642, 162176, 173760, 177380, 182448, 202720, 208512, 212856, 228060, 243264, 260640, 266070, 282240, 283808, 304080, 319284, 347520, 354760, 364896, 399105, 405440, 425712, 456120, 486528, 521280, 532140, 567616, 608160, 638568, 709520, 729792, 798210, 810880, 851424, 912240, 1042560, 1064280, 1135232, 1216320, 1277136, 1419040, 1459584, 1596420, 1702848, 1824480, 2128560, 2432640, 2554272, 2838080, 3192840, 3405696, 3648960, 4257120, 5108544, 5676160, 6385680, 7297920, 8514240, 10217088, 12771360, 17028480, 25542720, 51085440]

約数ペア:

[(1, 51085440), (2, 25542720), (3, 17028480), (4, 12771360), (5, 10217088), (6, 8514240), (7, 7297920), (8, 6385680), (9, 5676160), (10, 5108544), (12, 4257120), (14, 3648960), (15, 3405696), (16, 3192840), (18, 2838080), (20, 2554272), (21, 2432640), (24, 2128560), (28, 1824480), (30, 1702848), (32, 1596420), (35, 1459584), (36, 1419040), (40, 1277136), (42, 1216320), (45, 1135232), (48, 1064280), (49, 1042560), (56, 912240), (60, 851424), (63, 810880), (64, 798210), (70, 729792), (72, 709520), (80, 638568), (84, 608160), (90, 567616), (96, 532140), (98, 521280), (105, 486528), (112, 456120), (120, 425712), (126, 405440), (128, 399105), (140, 364896), (144, 354760), (147, 347520), (160, 319284), (168, 304080), (180, 283808), (181, 282240), (192, 266070), (196, 260640), (210, 243264), (224, 228060), (240, 212856), (245, 208512), (252, 202720), (280, 182448), (288, 177380), (294, 173760), (315, 162176), (320, 159642), (336, 152040), (360, 141904), (362, 141120), (384, 133035), (392, 130320), (420, 121632), (441, 115840), (448, 114030), (480, 106428), (490, 104256), (504, 101360), (543, 94080), (560, 91224), (576, 88690), (588, 86880), (630, 81088), (640, 79821), (672, 76020), (720, 70952), (724, 70560), (735, 69504), (784, 65160), (840, 60816), (882, 57920), (896, 57015), (905, 56448), (960, 53214), (980, 52128), (1008, 50680), (1086, 47040), (1120, 45612), (1152, 44345), (1176, 43440), (1260, 40544), (1267, 40320), (1344, 38010), (1440, 35476), (1448, 35280), (1470, 34752), (1568, 32580), (1629, 31360), (1680, 30408), (1764, 28960), (1810, 28224), (1920, 26607), (1960, 26064), (2016, 25340), (2172, 23520), (2205, 23168), (2240, 22806), (2352, 21720), (2520, 20272), (2534, 20160), (2688, 19005), (2715, 18816), (2880, 17738), (2896, 17640), (2940, 17376), (3136, 16290), (3258, 15680), (3360, 15204), (3528, 14480), (3620, 14112), (3801, 13440), (3920, 13032), (4032, 12670), (4344, 11760), (4410, 11584), (4480, 11403), (4704, 10860), (5040, 10136), (5068, 10080), (5430, 9408), (5760, 8869), (5792, 8820), (5880, 8688), (6272, 8145), (6335, 8064), (6516, 7840), (6720, 7602), (7056, 7240)]