1798136640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{971}}^1$

素因数の和:1637

約数の個数: 168

約数和(自身を含む): 6200839008

約数和(自身を除く): 4402702368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 643, 720, 960, 971, 1286, 1440, 1929, 1942, 2572, 2880, 2913, 3215, 3858, 3884, 4855, 5144, 5787, 5826, 6430, 7716, 7768, 8739, 9645, 9710, 10288, 11574, 11652, 12860, 14565, 15432, 15536, 17478, 19290, 19420, 20576, 23148, 23304, 25720, 28935, 29130, 30864, 31072, 34956, 38580, 38840, 41152, 43695, 46296, 46608, 51440, 57870, 58260, 61728, 62144, 69912, 77160, 77680, 87390, 92592, 93216, 102880, 115740, 116520, 123456, 139824, 154320, 155360, 174780, 185184, 186432, 205760, 231480, 233040, 279648, 308640, 310720, 349560, 370368, 462960, 466080, 559296, 617280, 624353, 699120, 925920, 932160, 1248706, 1398240, 1851840, 1873059, 2497412, 2796480, 3121765, 3746118, 4994824, 5619177, 6243530, 7492236, 9365295, 9989648, 11238354, 12487060, 14984472, 18730590, 19979296, 22476708, 24974120, 28095885, 29968944, 37461180, 39958592, 44953416, 49948240, 56191770, 59937888, 74922360, 89906832, 99896480, 112383540, 119875776, 149844720, 179813664, 199792960, 224767080, 299689440, 359627328, 449534160, 599378880, 899068320, 1798136640]

約数ペア:

[(1, 1798136640), (2, 899068320), (3, 599378880), (4, 449534160), (5, 359627328), (6, 299689440), (8, 224767080), (9, 199792960), (10, 179813664), (12, 149844720), (15, 119875776), (16, 112383540), (18, 99896480), (20, 89906832), (24, 74922360), (30, 59937888), (32, 56191770), (36, 49948240), (40, 44953416), (45, 39958592), (48, 37461180), (60, 29968944), (64, 28095885), (72, 24974120), (80, 22476708), (90, 19979296), (96, 18730590), (120, 14984472), (144, 12487060), (160, 11238354), (180, 9989648), (192, 9365295), (240, 7492236), (288, 6243530), (320, 5619177), (360, 4994824), (480, 3746118), (576, 3121765), (643, 2796480), (720, 2497412), (960, 1873059), (971, 1851840), (1286, 1398240), (1440, 1248706), (1929, 932160), (1942, 925920), (2572, 699120), (2880, 624353), (2913, 617280), (3215, 559296), (3858, 466080), (3884, 462960), (4855, 370368), (5144, 349560), (5787, 310720), (5826, 308640), (6430, 279648), (7716, 233040), (7768, 231480), (8739, 205760), (9645, 186432), (9710, 185184), (10288, 174780), (11574, 155360), (11652, 154320), (12860, 139824), (14565, 123456), (15432, 116520), (15536, 115740), (17478, 102880), (19290, 93216), (19420, 92592), (20576, 87390), (23148, 77680), (23304, 77160), (25720, 69912), (28935, 62144), (29130, 61728), (30864, 58260), (31072, 57870), (34956, 51440), (38580, 46608), (38840, 46296), (41152, 43695)]