56478240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:472

約数の個数: 288

約数和(自身を含む): 237758976

約数和(自身を除く): 181280736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 431, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 862, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1293, 1365, 1440, 1456, 1560, 1638, 1680, 1724, 1820, 1872, 2016, 2080, 2155, 2184, 2340, 2520, 2586, 2730, 2912, 3017, 3120, 3276, 3360, 3448, 3640, 3744, 3879, 4095, 4310, 4368, 4680, 5040, 5172, 5460, 5603, 6034, 6240, 6465, 6552, 6896, 7280, 7758, 8190, 8620, 8736, 9051, 9360, 10080, 10344, 10920, 11206, 12068, 12930, 13104, 13792, 14560, 15085, 15516, 16380, 16809, 17240, 18102, 18720, 19395, 20688, 21840, 22412, 24136, 25860, 26208, 27153, 28015, 30170, 31032, 32760, 33618, 34480, 36204, 38790, 39221, 41376, 43680, 44824, 45255, 48272, 50427, 51720, 54306, 56030, 60340, 62064, 65520, 67236, 68960, 72408, 77580, 78442, 84045, 89648, 90510, 96544, 100854, 103440, 108612, 112060, 117663, 120680, 124128, 131040, 134472, 135765, 144816, 155160, 156884, 168090, 179296, 181020, 196105, 201708, 206880, 217224, 224120, 235326, 241360, 252135, 268944, 271530, 289632, 310320, 313768, 336180, 352989, 362040, 392210, 403416, 434448, 448240, 470652, 482720, 504270, 537888, 543060, 588315, 620640, 627536, 672360, 705978, 724080, 784420, 806832, 868896, 896480, 941304, 1008540, 1086120, 1176630, 1255072, 1344720, 1411956, 1448160, 1568840, 1613664, 1764945, 1882608, 2017080, 2172240, 2353260, 2689440, 2823912, 3137680, 3529890, 3765216, 4034160, 4344480, 4706520, 5647824, 6275360, 7059780, 8068320, 9413040, 11295648, 14119560, 18826080, 28239120, 56478240]

約数ペア:

[(1, 56478240), (2, 28239120), (3, 18826080), (4, 14119560), (5, 11295648), (6, 9413040), (7, 8068320), (8, 7059780), (9, 6275360), (10, 5647824), (12, 4706520), (13, 4344480), (14, 4034160), (15, 3765216), (16, 3529890), (18, 3137680), (20, 2823912), (21, 2689440), (24, 2353260), (26, 2172240), (28, 2017080), (30, 1882608), (32, 1764945), (35, 1613664), (36, 1568840), (39, 1448160), (40, 1411956), (42, 1344720), (45, 1255072), (48, 1176630), (52, 1086120), (56, 1008540), (60, 941304), (63, 896480), (65, 868896), (70, 806832), (72, 784420), (78, 724080), (80, 705978), (84, 672360), (90, 627536), (91, 620640), (96, 588315), (104, 543060), (105, 537888), (112, 504270), (117, 482720), (120, 470652), (126, 448240), (130, 434448), (140, 403416), (144, 392210), (156, 362040), (160, 352989), (168, 336180), (180, 313768), (182, 310320), (195, 289632), (208, 271530), (210, 268944), (224, 252135), (234, 241360), (240, 235326), (252, 224120), (260, 217224), (273, 206880), (280, 201708), (288, 196105), (312, 181020), (315, 179296), (336, 168090), (360, 156884), (364, 155160), (390, 144816), (416, 135765), (420, 134472), (431, 131040), (455, 124128), (468, 120680), (480, 117663), (504, 112060), (520, 108612), (546, 103440), (560, 100854), (585, 96544), (624, 90510), (630, 89648), (672, 84045), (720, 78442), (728, 77580), (780, 72408), (819, 68960), (840, 67236), (862, 65520), (910, 62064), (936, 60340), (1008, 56030), (1040, 54306), (1092, 51720), (1120, 50427), (1170, 48272), (1248, 45255), (1260, 44824), (1293, 43680), (1365, 41376), (1440, 39221), (1456, 38790), (1560, 36204), (1638, 34480), (1680, 33618), (1724, 32760), (1820, 31032), (1872, 30170), (2016, 28015), (2080, 27153), (2155, 26208), (2184, 25860), (2340, 24136), (2520, 22412), (2586, 21840), (2730, 20688), (2912, 19395), (3017, 18720), (3120, 18102), (3276, 17240), (3360, 16809), (3448, 16380), (3640, 15516), (3744, 15085), (3879, 14560), (4095, 13792), (4310, 13104), (4368, 12930), (4680, 12068), (5040, 11206), (5172, 10920), (5460, 10344), (5603, 10080), (6034, 9360), (6240, 9051), (6465, 8736), (6552, 8620), (6896, 8190), (7280, 7758)]