254676960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:527

約数の個数: 240

約数和(自身を含む): 921712176

約数和(自身を除く): 667035216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 240, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 457, 480, 516, 540, 645, 648, 688, 720, 774, 810, 860, 864, 914, 1032, 1080, 1161, 1290, 1296, 1371, 1376, 1440, 1548, 1620, 1720, 1828, 1935, 2064, 2160, 2285, 2322, 2580, 2592, 2742, 3096, 3240, 3440, 3483, 3656, 3870, 4113, 4128, 4320, 4570, 4644, 5160, 5484, 5805, 6192, 6480, 6855, 6880, 6966, 7312, 7740, 8226, 9140, 9288, 10320, 10968, 11610, 12339, 12384, 12960, 13710, 13932, 14624, 15480, 16452, 17415, 18280, 18576, 19651, 20565, 20640, 21936, 23220, 24678, 27420, 27864, 30960, 32904, 34830, 36560, 37017, 37152, 39302, 41130, 43872, 46440, 49356, 54840, 55728, 58953, 61695, 61920, 65808, 69660, 73120, 74034, 78604, 82260, 92880, 98255, 98712, 109680, 111456, 117906, 123390, 131616, 139320, 148068, 157208, 164520, 176859, 185085, 185760, 196510, 197424, 219360, 235812, 246780, 278640, 294765, 296136, 314416, 329040, 353718, 370170, 393020, 394848, 471624, 493560, 530577, 557280, 589530, 592272, 628832, 658080, 707436, 740340, 786040, 884295, 943248, 987120, 1061154, 1179060, 1184544, 1414872, 1480680, 1572080, 1591731, 1768590, 1886496, 1974240, 2122308, 2358120, 2652885, 2829744, 2961360, 3144160, 3183462, 3537180, 4244616, 4716240, 5305770, 5659488, 5922720, 6366924, 7074360, 7958655, 8489232, 9432480, 10611540, 12733848, 14148720, 15917310, 16978464, 21223080, 25467696, 28297440, 31834620, 42446160, 50935392, 63669240, 84892320, 127338480, 254676960]

約数ペア:

[(1, 254676960), (2, 127338480), (3, 84892320), (4, 63669240), (5, 50935392), (6, 42446160), (8, 31834620), (9, 28297440), (10, 25467696), (12, 21223080), (15, 16978464), (16, 15917310), (18, 14148720), (20, 12733848), (24, 10611540), (27, 9432480), (30, 8489232), (32, 7958655), (36, 7074360), (40, 6366924), (43, 5922720), (45, 5659488), (48, 5305770), (54, 4716240), (60, 4244616), (72, 3537180), (80, 3183462), (81, 3144160), (86, 2961360), (90, 2829744), (96, 2652885), (108, 2358120), (120, 2122308), (129, 1974240), (135, 1886496), (144, 1768590), (160, 1591731), (162, 1572080), (172, 1480680), (180, 1414872), (215, 1184544), (216, 1179060), (240, 1061154), (258, 987120), (270, 943248), (288, 884295), (324, 786040), (344, 740340), (360, 707436), (387, 658080), (405, 628832), (430, 592272), (432, 589530), (457, 557280), (480, 530577), (516, 493560), (540, 471624), (645, 394848), (648, 393020), (688, 370170), (720, 353718), (774, 329040), (810, 314416), (860, 296136), (864, 294765), (914, 278640), (1032, 246780), (1080, 235812), (1161, 219360), (1290, 197424), (1296, 196510), (1371, 185760), (1376, 185085), (1440, 176859), (1548, 164520), (1620, 157208), (1720, 148068), (1828, 139320), (1935, 131616), (2064, 123390), (2160, 117906), (2285, 111456), (2322, 109680), (2580, 98712), (2592, 98255), (2742, 92880), (3096, 82260), (3240, 78604), (3440, 74034), (3483, 73120), (3656, 69660), (3870, 65808), (4113, 61920), (4128, 61695), (4320, 58953), (4570, 55728), (4644, 54840), (5160, 49356), (5484, 46440), (5805, 43872), (6192, 41130), (6480, 39302), (6855, 37152), (6880, 37017), (6966, 36560), (7312, 34830), (7740, 32904), (8226, 30960), (9140, 27864), (9288, 27420), (10320, 24678), (10968, 23220), (11610, 21936), (12339, 20640), (12384, 20565), (12960, 19651), (13710, 18576), (13932, 18280), (14624, 17415), (15480, 16452)]