56281680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:898

約数の個数: 240

約数和(自身を含む): 232901760

約数和(自身を除く): 176620080

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, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 859, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1718, 1820, 1872, 2184, 2340, 2520, 2577, 2730, 3120, 3276, 3436, 3640, 4095, 4295, 4368, 4680, 5040, 5154, 5460, 6013, 6552, 6872, 7280, 7731, 8190, 8590, 9360, 10308, 10920, 11167, 12026, 12885, 13104, 13744, 15462, 16380, 17180, 18039, 20616, 21840, 22334, 24052, 25770, 30065, 30924, 32760, 33501, 34360, 36078, 38655, 41232, 44668, 48104, 51540, 54117, 55835, 60130, 61848, 65520, 67002, 68720, 72156, 77310, 78169, 89336, 90195, 96208, 100503, 103080, 108234, 111670, 120260, 123696, 134004, 144312, 154620, 156338, 167505, 178672, 180390, 201006, 206160, 216468, 223340, 234507, 240520, 268008, 270585, 288624, 309240, 312676, 335010, 360780, 390845, 402012, 432936, 446680, 469014, 481040, 502515, 536016, 541170, 618480, 625352, 670020, 703521, 721560, 781690, 804024, 865872, 893360, 938028, 1005030, 1082340, 1172535, 1250704, 1340040, 1407042, 1443120, 1563380, 1608048, 1876056, 2010060, 2164680, 2345070, 2680080, 2814084, 3126760, 3517605, 3752112, 4020120, 4329360, 4690140, 5628168, 6253520, 7035210, 8040240, 9380280, 11256336, 14070420, 18760560, 28140840, 56281680]

約数ペア:

[(1, 56281680), (2, 28140840), (3, 18760560), (4, 14070420), (5, 11256336), (6, 9380280), (7, 8040240), (8, 7035210), (9, 6253520), (10, 5628168), (12, 4690140), (13, 4329360), (14, 4020120), (15, 3752112), (16, 3517605), (18, 3126760), (20, 2814084), (21, 2680080), (24, 2345070), (26, 2164680), (28, 2010060), (30, 1876056), (35, 1608048), (36, 1563380), (39, 1443120), (40, 1407042), (42, 1340040), (45, 1250704), (48, 1172535), (52, 1082340), (56, 1005030), (60, 938028), (63, 893360), (65, 865872), (70, 804024), (72, 781690), (78, 721560), (80, 703521), (84, 670020), (90, 625352), (91, 618480), (104, 541170), (105, 536016), (112, 502515), (117, 481040), (120, 469014), (126, 446680), (130, 432936), (140, 402012), (144, 390845), (156, 360780), (168, 335010), (180, 312676), (182, 309240), (195, 288624), (208, 270585), (210, 268008), (234, 240520), (240, 234507), (252, 223340), (260, 216468), (273, 206160), (280, 201006), (312, 180390), (315, 178672), (336, 167505), (360, 156338), (364, 154620), (390, 144312), (420, 134004), (455, 123696), (468, 120260), (504, 111670), (520, 108234), (546, 103080), (560, 100503), (585, 96208), (624, 90195), (630, 89336), (720, 78169), (728, 77310), (780, 72156), (819, 68720), (840, 67002), (859, 65520), (910, 61848), (936, 60130), (1008, 55835), (1040, 54117), (1092, 51540), (1170, 48104), (1260, 44668), (1365, 41232), (1456, 38655), (1560, 36078), (1638, 34360), (1680, 33501), (1718, 32760), (1820, 30924), (1872, 30065), (2184, 25770), (2340, 24052), (2520, 22334), (2577, 21840), (2730, 20616), (3120, 18039), (3276, 17180), (3436, 16380), (3640, 15462), (4095, 13744), (4295, 13104), (4368, 12885), (4680, 12026), (5040, 11167), (5154, 10920), (5460, 10308), (6013, 9360), (6552, 8590), (6872, 8190), (7280, 7731)]