254701440

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{6317}}^1$

素因数の和:6349

約数の個数: 192

約数和(自身を含む): 1005320160

約数和(自身を除く): 750618720

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, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6317, 6720, 8064, 10080, 12634, 13440, 18951, 20160, 25268, 31585, 37902, 40320, 44219, 50536, 56853, 63170, 75804, 88438, 94755, 101072, 113706, 126340, 132657, 151608, 176876, 189510, 202144, 221095, 227412, 252680, 265314, 284265, 303216, 353752, 379020, 397971, 404288, 442190, 454824, 505360, 530628, 568530, 606432, 663285, 707504, 758040, 795942, 808576, 884380, 909648, 1010720, 1061256, 1137060, 1212864, 1326570, 1415008, 1516080, 1591884, 1768760, 1819296, 1989855, 2021440, 2122512, 2274120, 2425728, 2653140, 2830016, 3032160, 3183768, 3537520, 3638592, 3979710, 4042880, 4245024, 4548240, 5306280, 5660032, 6064320, 6367536, 7075040, 7277184, 7959420, 8490048, 9096480, 10612560, 12128640, 12735072, 14150080, 15918840, 16980096, 18192960, 21225120, 25470144, 28300160, 31837680, 36385920, 42450240, 50940288, 63675360, 84900480, 127350720, 254701440]

約数ペア:

[(1, 254701440), (2, 127350720), (3, 84900480), (4, 63675360), (5, 50940288), (6, 42450240), (7, 36385920), (8, 31837680), (9, 28300160), (10, 25470144), (12, 21225120), (14, 18192960), (15, 16980096), (16, 15918840), (18, 14150080), (20, 12735072), (21, 12128640), (24, 10612560), (28, 9096480), (30, 8490048), (32, 7959420), (35, 7277184), (36, 7075040), (40, 6367536), (42, 6064320), (45, 5660032), (48, 5306280), (56, 4548240), (60, 4245024), (63, 4042880), (64, 3979710), (70, 3638592), (72, 3537520), (80, 3183768), (84, 3032160), (90, 2830016), (96, 2653140), (105, 2425728), (112, 2274120), (120, 2122512), (126, 2021440), (128, 1989855), (140, 1819296), (144, 1768760), (160, 1591884), (168, 1516080), (180, 1415008), (192, 1326570), (210, 1212864), (224, 1137060), (240, 1061256), (252, 1010720), (280, 909648), (288, 884380), (315, 808576), (320, 795942), (336, 758040), (360, 707504), (384, 663285), (420, 606432), (448, 568530), (480, 530628), (504, 505360), (560, 454824), (576, 442190), (630, 404288), (640, 397971), (672, 379020), (720, 353752), (840, 303216), (896, 284265), (960, 265314), (1008, 252680), (1120, 227412), (1152, 221095), (1260, 202144), (1344, 189510), (1440, 176876), (1680, 151608), (1920, 132657), (2016, 126340), (2240, 113706), (2520, 101072), (2688, 94755), (2880, 88438), (3360, 75804), (4032, 63170), (4480, 56853), (5040, 50536), (5760, 44219), (6317, 40320), (6720, 37902), (8064, 31585), (10080, 25268), (12634, 20160), (13440, 18951)]