18760560

素因数分解:

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

素因数の和:895

約数の個数: 160

約数和(自身を含む): 71662080

約数和(自身を除く): 52901520

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, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 859, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1718, 1820, 2184, 2577, 2730, 3120, 3436, 3640, 4295, 4368, 5154, 5460, 6013, 6872, 7280, 8590, 10308, 10920, 11167, 12026, 12885, 13744, 17180, 18039, 20616, 21840, 22334, 24052, 25770, 30065, 33501, 34360, 36078, 41232, 44668, 48104, 51540, 55835, 60130, 67002, 68720, 72156, 78169, 89336, 90195, 96208, 103080, 111670, 120260, 134004, 144312, 156338, 167505, 178672, 180390, 206160, 223340, 234507, 240520, 268008, 288624, 312676, 335010, 360780, 390845, 446680, 469014, 481040, 536016, 625352, 670020, 721560, 781690, 893360, 938028, 1172535, 1250704, 1340040, 1443120, 1563380, 1876056, 2345070, 2680080, 3126760, 3752112, 4690140, 6253520, 9380280, 18760560]

約数ペア:

[(1, 18760560), (2, 9380280), (3, 6253520), (4, 4690140), (5, 3752112), (6, 3126760), (7, 2680080), (8, 2345070), (10, 1876056), (12, 1563380), (13, 1443120), (14, 1340040), (15, 1250704), (16, 1172535), (20, 938028), (21, 893360), (24, 781690), (26, 721560), (28, 670020), (30, 625352), (35, 536016), (39, 481040), (40, 469014), (42, 446680), (48, 390845), (52, 360780), (56, 335010), (60, 312676), (65, 288624), (70, 268008), (78, 240520), (80, 234507), (84, 223340), (91, 206160), (104, 180390), (105, 178672), (112, 167505), (120, 156338), (130, 144312), (140, 134004), (156, 120260), (168, 111670), (182, 103080), (195, 96208), (208, 90195), (210, 89336), (240, 78169), (260, 72156), (273, 68720), (280, 67002), (312, 60130), (336, 55835), (364, 51540), (390, 48104), (420, 44668), (455, 41232), (520, 36078), (546, 34360), (560, 33501), (624, 30065), (728, 25770), (780, 24052), (840, 22334), (859, 21840), (910, 20616), (1040, 18039), (1092, 17180), (1365, 13744), (1456, 12885), (1560, 12026), (1680, 11167), (1718, 10920), (1820, 10308), (2184, 8590), (2577, 7280), (2730, 6872), (3120, 6013), (3436, 5460), (3640, 5154), (4295, 4368)]