131323920

素因数分解:

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

素因数の和:902

約数の個数: 240

約数和(自身を含む): 510592320

約数和(自身を除く): 379268400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 420, 455, 490, 520, 546, 560, 588, 624, 637, 728, 735, 780, 784, 840, 859, 910, 980, 1040, 1092, 1176, 1274, 1365, 1456, 1470, 1560, 1680, 1718, 1820, 1911, 1960, 2184, 2352, 2548, 2577, 2730, 2940, 3120, 3185, 3436, 3640, 3822, 3920, 4295, 4368, 5096, 5154, 5460, 5880, 6013, 6370, 6872, 7280, 7644, 8590, 9555, 10192, 10308, 10920, 11167, 11760, 12026, 12740, 12885, 13744, 15288, 17180, 18039, 19110, 20616, 21840, 22334, 24052, 25480, 25770, 30065, 30576, 33501, 34360, 36078, 38220, 41232, 42091, 44668, 48104, 50960, 51540, 55835, 60130, 67002, 68720, 72156, 76440, 78169, 84182, 89336, 90195, 96208, 103080, 111670, 120260, 126273, 134004, 144312, 152880, 156338, 167505, 168364, 178672, 180390, 206160, 210455, 223340, 234507, 240520, 252546, 268008, 288624, 312676, 335010, 336728, 360780, 390845, 420910, 446680, 469014, 481040, 505092, 536016, 547183, 625352, 631365, 670020, 673456, 721560, 781690, 841820, 893360, 938028, 1010184, 1094366, 1172535, 1250704, 1262730, 1340040, 1443120, 1563380, 1641549, 1683640, 1876056, 2020368, 2188732, 2345070, 2525460, 2680080, 2735915, 3126760, 3283098, 3367280, 3752112, 4377464, 4690140, 5050920, 5471830, 6253520, 6566196, 8207745, 8754928, 9380280, 10101840, 10943660, 13132392, 16415490, 18760560, 21887320, 26264784, 32830980, 43774640, 65661960, 131323920]

約数ペア:

[(1, 131323920), (2, 65661960), (3, 43774640), (4, 32830980), (5, 26264784), (6, 21887320), (7, 18760560), (8, 16415490), (10, 13132392), (12, 10943660), (13, 10101840), (14, 9380280), (15, 8754928), (16, 8207745), (20, 6566196), (21, 6253520), (24, 5471830), (26, 5050920), (28, 4690140), (30, 4377464), (35, 3752112), (39, 3367280), (40, 3283098), (42, 3126760), (48, 2735915), (49, 2680080), (52, 2525460), (56, 2345070), (60, 2188732), (65, 2020368), (70, 1876056), (78, 1683640), (80, 1641549), (84, 1563380), (91, 1443120), (98, 1340040), (104, 1262730), (105, 1250704), (112, 1172535), (120, 1094366), (130, 1010184), (140, 938028), (147, 893360), (156, 841820), (168, 781690), (182, 721560), (195, 673456), (196, 670020), (208, 631365), (210, 625352), (240, 547183), (245, 536016), (260, 505092), (273, 481040), (280, 469014), (294, 446680), (312, 420910), (336, 390845), (364, 360780), (390, 336728), (392, 335010), (420, 312676), (455, 288624), (490, 268008), (520, 252546), (546, 240520), (560, 234507), (588, 223340), (624, 210455), (637, 206160), (728, 180390), (735, 178672), (780, 168364), (784, 167505), (840, 156338), (859, 152880), (910, 144312), (980, 134004), (1040, 126273), (1092, 120260), (1176, 111670), (1274, 103080), (1365, 96208), (1456, 90195), (1470, 89336), (1560, 84182), (1680, 78169), (1718, 76440), (1820, 72156), (1911, 68720), (1960, 67002), (2184, 60130), (2352, 55835), (2548, 51540), (2577, 50960), (2730, 48104), (2940, 44668), (3120, 42091), (3185, 41232), (3436, 38220), (3640, 36078), (3822, 34360), (3920, 33501), (4295, 30576), (4368, 30065), (5096, 25770), (5154, 25480), (5460, 24052), (5880, 22334), (6013, 21840), (6370, 20616), (6872, 19110), (7280, 18039), (7644, 17180), (8590, 15288), (9555, 13744), (10192, 12885), (10308, 12740), (10920, 12026), (11167, 11760)]