551470480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 1496475648

約数和(自身を除く): 945005168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 191, 193, 220, 272, 340, 374, 382, 386, 440, 680, 748, 764, 772, 880, 935, 955, 965, 1360, 1496, 1528, 1544, 1870, 1910, 1930, 2101, 2123, 2992, 3056, 3088, 3247, 3281, 3740, 3820, 3860, 4202, 4246, 6494, 6562, 7480, 7640, 7720, 8404, 8492, 10505, 10615, 12988, 13124, 14960, 15280, 15440, 16235, 16405, 16808, 16984, 21010, 21230, 25976, 26248, 32470, 32810, 33616, 33968, 35717, 36091, 36863, 42020, 42460, 51952, 52496, 64940, 65620, 71434, 72182, 73726, 84040, 84920, 129880, 131240, 142868, 144364, 147452, 168080, 169840, 178585, 180455, 184315, 259760, 262480, 285736, 288728, 294904, 357170, 360910, 368630, 405493, 571472, 577456, 589808, 626671, 714340, 721820, 737260, 810986, 1253342, 1428680, 1443640, 1474520, 1621972, 2027465, 2506684, 2857360, 2887280, 2949040, 3133355, 3243944, 4054930, 5013368, 6266710, 6487888, 6893381, 8109860, 10026736, 12533420, 13786762, 16219720, 25066840, 27573524, 32439440, 34466905, 50133680, 55147048, 68933810, 110294096, 137867620, 275735240, 551470480]

約数ペア:

[(1, 551470480), (2, 275735240), (4, 137867620), (5, 110294096), (8, 68933810), (10, 55147048), (11, 50133680), (16, 34466905), (17, 32439440), (20, 27573524), (22, 25066840), (34, 16219720), (40, 13786762), (44, 12533420), (55, 10026736), (68, 8109860), (80, 6893381), (85, 6487888), (88, 6266710), (110, 5013368), (136, 4054930), (170, 3243944), (176, 3133355), (187, 2949040), (191, 2887280), (193, 2857360), (220, 2506684), (272, 2027465), (340, 1621972), (374, 1474520), (382, 1443640), (386, 1428680), (440, 1253342), (680, 810986), (748, 737260), (764, 721820), (772, 714340), (880, 626671), (935, 589808), (955, 577456), (965, 571472), (1360, 405493), (1496, 368630), (1528, 360910), (1544, 357170), (1870, 294904), (1910, 288728), (1930, 285736), (2101, 262480), (2123, 259760), (2992, 184315), (3056, 180455), (3088, 178585), (3247, 169840), (3281, 168080), (3740, 147452), (3820, 144364), (3860, 142868), (4202, 131240), (4246, 129880), (6494, 84920), (6562, 84040), (7480, 73726), (7640, 72182), (7720, 71434), (8404, 65620), (8492, 64940), (10505, 52496), (10615, 51952), (12988, 42460), (13124, 42020), (14960, 36863), (15280, 36091), (15440, 35717), (16235, 33968), (16405, 33616), (16808, 32810), (16984, 32470), (21010, 26248), (21230, 25976)]