258699840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:445

約数の個数: 224

約数和(自身を含む): 948927744

約数和(自身を除く): 690227904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 137, 140, 160, 168, 192, 210, 224, 240, 274, 280, 281, 320, 336, 411, 420, 448, 480, 548, 560, 562, 672, 685, 822, 840, 843, 959, 960, 1096, 1120, 1124, 1344, 1370, 1405, 1644, 1680, 1686, 1918, 1967, 2055, 2192, 2240, 2248, 2740, 2810, 2877, 3288, 3360, 3372, 3836, 3934, 4110, 4215, 4384, 4496, 4795, 5480, 5620, 5754, 5901, 6576, 6720, 6744, 7672, 7868, 8220, 8430, 8768, 8992, 9590, 9835, 10960, 11240, 11508, 11802, 13152, 13488, 14385, 15344, 15736, 16440, 16860, 17984, 19180, 19670, 21920, 22480, 23016, 23604, 26304, 26976, 28770, 29505, 30688, 31472, 32880, 33720, 38360, 38497, 39340, 43840, 44960, 46032, 47208, 53952, 57540, 59010, 61376, 62944, 65760, 67440, 76720, 76994, 78680, 89920, 92064, 94416, 115080, 115491, 118020, 125888, 131520, 134880, 153440, 153988, 157360, 184128, 188832, 192485, 230160, 230982, 236040, 269479, 269760, 306880, 307976, 314720, 377664, 384970, 460320, 461964, 472080, 538958, 577455, 615952, 629440, 769940, 808437, 920640, 923928, 944160, 1077916, 1154910, 1231904, 1347395, 1539880, 1616874, 1847856, 1888320, 2155832, 2309820, 2463808, 2694790, 3079760, 3233748, 3695712, 4042185, 4311664, 4619640, 5389580, 6159520, 6467496, 7391424, 8084370, 8623328, 9239280, 10779160, 12319040, 12934992, 16168740, 17246656, 18478560, 21558320, 25869984, 32337480, 36957120, 43116640, 51739968, 64674960, 86233280, 129349920, 258699840]

約数ペア:

[(1, 258699840), (2, 129349920), (3, 86233280), (4, 64674960), (5, 51739968), (6, 43116640), (7, 36957120), (8, 32337480), (10, 25869984), (12, 21558320), (14, 18478560), (15, 17246656), (16, 16168740), (20, 12934992), (21, 12319040), (24, 10779160), (28, 9239280), (30, 8623328), (32, 8084370), (35, 7391424), (40, 6467496), (42, 6159520), (48, 5389580), (56, 4619640), (60, 4311664), (64, 4042185), (70, 3695712), (80, 3233748), (84, 3079760), (96, 2694790), (105, 2463808), (112, 2309820), (120, 2155832), (137, 1888320), (140, 1847856), (160, 1616874), (168, 1539880), (192, 1347395), (210, 1231904), (224, 1154910), (240, 1077916), (274, 944160), (280, 923928), (281, 920640), (320, 808437), (336, 769940), (411, 629440), (420, 615952), (448, 577455), (480, 538958), (548, 472080), (560, 461964), (562, 460320), (672, 384970), (685, 377664), (822, 314720), (840, 307976), (843, 306880), (959, 269760), (960, 269479), (1096, 236040), (1120, 230982), (1124, 230160), (1344, 192485), (1370, 188832), (1405, 184128), (1644, 157360), (1680, 153988), (1686, 153440), (1918, 134880), (1967, 131520), (2055, 125888), (2192, 118020), (2240, 115491), (2248, 115080), (2740, 94416), (2810, 92064), (2877, 89920), (3288, 78680), (3360, 76994), (3372, 76720), (3836, 67440), (3934, 65760), (4110, 62944), (4215, 61376), (4384, 59010), (4496, 57540), (4795, 53952), (5480, 47208), (5620, 46032), (5754, 44960), (5901, 43840), (6576, 39340), (6720, 38497), (6744, 38360), (7672, 33720), (7868, 32880), (8220, 31472), (8430, 30688), (8768, 29505), (8992, 28770), (9590, 26976), (9835, 26304), (10960, 23604), (11240, 23016), (11508, 22480), (11802, 21920), (13152, 19670), (13488, 19180), (14385, 17984), (15344, 16860), (15736, 16440)]