281118240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15017}}^1$

素因数の和:15051

約数の個数: 144

約数和(自身を含む): 1033178328

約数和(自身を除く): 752060088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 15017, 18720, 30034, 45051, 60068, 75085, 90102, 120136, 135153, 150170, 180204, 195221, 225255, 240272, 270306, 300340, 360408, 390442, 450510, 480544, 540612, 585663, 600680, 675765, 720816, 780884, 901020, 976105, 1081224, 1171326, 1201360, 1351530, 1441632, 1561768, 1756989, 1802040, 1952210, 2162448, 2342652, 2402720, 2703060, 2928315, 3123536, 3513978, 3604080, 3904420, 4324896, 4685304, 5406120, 5856630, 6247072, 7027956, 7208160, 7808840, 8784945, 9370608, 10812240, 11713260, 14055912, 15617680, 17569890, 18741216, 21624480, 23426520, 28111824, 31235360, 35139780, 46853040, 56223648, 70279560, 93706080, 140559120, 281118240]

約数ペア:

[(1, 281118240), (2, 140559120), (3, 93706080), (4, 70279560), (5, 56223648), (6, 46853040), (8, 35139780), (9, 31235360), (10, 28111824), (12, 23426520), (13, 21624480), (15, 18741216), (16, 17569890), (18, 15617680), (20, 14055912), (24, 11713260), (26, 10812240), (30, 9370608), (32, 8784945), (36, 7808840), (39, 7208160), (40, 7027956), (45, 6247072), (48, 5856630), (52, 5406120), (60, 4685304), (65, 4324896), (72, 3904420), (78, 3604080), (80, 3513978), (90, 3123536), (96, 2928315), (104, 2703060), (117, 2402720), (120, 2342652), (130, 2162448), (144, 1952210), (156, 1802040), (160, 1756989), (180, 1561768), (195, 1441632), (208, 1351530), (234, 1201360), (240, 1171326), (260, 1081224), (288, 976105), (312, 901020), (360, 780884), (390, 720816), (416, 675765), (468, 600680), (480, 585663), (520, 540612), (585, 480544), (624, 450510), (720, 390442), (780, 360408), (936, 300340), (1040, 270306), (1170, 240272), (1248, 225255), (1440, 195221), (1560, 180204), (1872, 150170), (2080, 135153), (2340, 120136), (3120, 90102), (3744, 75085), (4680, 60068), (6240, 45051), (9360, 30034), (15017, 18720)]