254761920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12637}}^1$

素因数の和:12667

約数の個数: 168

約数和(自身を含む): 1001536224

約数和(自身を除く): 746774304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 12637, 20160, 25274, 37911, 50548, 63185, 75822, 88459, 101096, 113733, 126370, 151644, 176918, 189555, 202192, 227466, 252740, 265377, 303288, 353836, 379110, 404384, 442295, 454932, 505480, 530754, 568665, 606576, 707672, 758220, 796131, 808768, 884590, 909864, 1010960, 1061508, 1137330, 1213152, 1326885, 1415344, 1516440, 1592262, 1769180, 1819728, 2021920, 2123016, 2274660, 2426304, 2653770, 2830688, 3032880, 3184524, 3538360, 3639456, 3980655, 4043840, 4246032, 4549320, 5307540, 5661376, 6065760, 6369048, 7076720, 7278912, 7961310, 8492064, 9098640, 10615080, 12131520, 12738096, 14153440, 15922620, 16984128, 18197280, 21230160, 25476192, 28306880, 31845240, 36394560, 42460320, 50952384, 63690480, 84920640, 127380960, 254761920]

約数ペア:

[(1, 254761920), (2, 127380960), (3, 84920640), (4, 63690480), (5, 50952384), (6, 42460320), (7, 36394560), (8, 31845240), (9, 28306880), (10, 25476192), (12, 21230160), (14, 18197280), (15, 16984128), (16, 15922620), (18, 14153440), (20, 12738096), (21, 12131520), (24, 10615080), (28, 9098640), (30, 8492064), (32, 7961310), (35, 7278912), (36, 7076720), (40, 6369048), (42, 6065760), (45, 5661376), (48, 5307540), (56, 4549320), (60, 4246032), (63, 4043840), (64, 3980655), (70, 3639456), (72, 3538360), (80, 3184524), (84, 3032880), (90, 2830688), (96, 2653770), (105, 2426304), (112, 2274660), (120, 2123016), (126, 2021920), (140, 1819728), (144, 1769180), (160, 1592262), (168, 1516440), (180, 1415344), (192, 1326885), (210, 1213152), (224, 1137330), (240, 1061508), (252, 1010960), (280, 909864), (288, 884590), (315, 808768), (320, 796131), (336, 758220), (360, 707672), (420, 606576), (448, 568665), (480, 530754), (504, 505480), (560, 454932), (576, 442295), (630, 404384), (672, 379110), (720, 353836), (840, 303288), (960, 265377), (1008, 252740), (1120, 227466), (1260, 202192), (1344, 189555), (1440, 176918), (1680, 151644), (2016, 126370), (2240, 113733), (2520, 101096), (2880, 88459), (3360, 75822), (4032, 63185), (5040, 50548), (6720, 37911), (10080, 25274), (12637, 20160)]