255568320

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1811}}^1$

素因数の和:1848

約数の個数: 252

約数和(自身を含む): 1023131304

約数和(自身を除く): 767562984

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, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1811, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3622, 3920, 4032, 4410, 4704, 5040, 5433, 5880, 6720, 7056, 7244, 7840, 8820, 9055, 9408, 10080, 10866, 11760, 12677, 14112, 14488, 15680, 16299, 17640, 18110, 20160, 21732, 23520, 25354, 27165, 28224, 28976, 32598, 35280, 36220, 38031, 43464, 47040, 50708, 54330, 57952, 63385, 65196, 70560, 72440, 76062, 81495, 86928, 88739, 101416, 108660, 114093, 115904, 126770, 130392, 141120, 144880, 152124, 162990, 173856, 177478, 190155, 202832, 217320, 228186, 253540, 260784, 266217, 289760, 304248, 325980, 347712, 354956, 380310, 405664, 434640, 443695, 456372, 507080, 521568, 532434, 570465, 579520, 608496, 651960, 709912, 760620, 798651, 811328, 869280, 887390, 912744, 1014160, 1043136, 1064868, 1140930, 1216992, 1303920, 1331085, 1419824, 1521240, 1597302, 1738560, 1774780, 1825488, 2028320, 2129736, 2281860, 2433984, 2607840, 2662170, 2839648, 3042480, 3194604, 3549560, 3650976, 3993255, 4056640, 4259472, 4563720, 5215680, 5324340, 5679296, 6084960, 6389208, 7099120, 7301952, 7986510, 8518944, 9127440, 10648680, 12169920, 12778416, 14198240, 15973020, 17037888, 18254880, 21297360, 25556832, 28396480, 31946040, 36509760, 42594720, 51113664, 63892080, 85189440, 127784160, 255568320]

約数ペア:

[(1, 255568320), (2, 127784160), (3, 85189440), (4, 63892080), (5, 51113664), (6, 42594720), (7, 36509760), (8, 31946040), (9, 28396480), (10, 25556832), (12, 21297360), (14, 18254880), (15, 17037888), (16, 15973020), (18, 14198240), (20, 12778416), (21, 12169920), (24, 10648680), (28, 9127440), (30, 8518944), (32, 7986510), (35, 7301952), (36, 7099120), (40, 6389208), (42, 6084960), (45, 5679296), (48, 5324340), (49, 5215680), (56, 4563720), (60, 4259472), (63, 4056640), (64, 3993255), (70, 3650976), (72, 3549560), (80, 3194604), (84, 3042480), (90, 2839648), (96, 2662170), (98, 2607840), (105, 2433984), (112, 2281860), (120, 2129736), (126, 2028320), (140, 1825488), (144, 1774780), (147, 1738560), (160, 1597302), (168, 1521240), (180, 1419824), (192, 1331085), (196, 1303920), (210, 1216992), (224, 1140930), (240, 1064868), (245, 1043136), (252, 1014160), (280, 912744), (288, 887390), (294, 869280), (315, 811328), (320, 798651), (336, 760620), (360, 709912), (392, 651960), (420, 608496), (441, 579520), (448, 570465), (480, 532434), (490, 521568), (504, 507080), (560, 456372), (576, 443695), (588, 434640), (630, 405664), (672, 380310), (720, 354956), (735, 347712), (784, 325980), (840, 304248), (882, 289760), (960, 266217), (980, 260784), (1008, 253540), (1120, 228186), (1176, 217320), (1260, 202832), (1344, 190155), (1440, 177478), (1470, 173856), (1568, 162990), (1680, 152124), (1764, 144880), (1811, 141120), (1960, 130392), (2016, 126770), (2205, 115904), (2240, 114093), (2352, 108660), (2520, 101416), (2880, 88739), (2940, 86928), (3136, 81495), (3360, 76062), (3528, 72440), (3622, 70560), (3920, 65196), (4032, 63385), (4410, 57952), (4704, 54330), (5040, 50708), (5433, 47040), (5880, 43464), (6720, 38031), (7056, 36220), (7244, 35280), (7840, 32598), (8820, 28976), (9055, 28224), (9408, 27165), (10080, 25354), (10866, 23520), (11760, 21732), (12677, 20160), (14112, 18110), (14488, 17640), (15680, 16299)]