255018960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{50599}}^1$

素因数の和:50625

約数の個数: 120

約数和(自身を含む): 978806400

約数和(自身を除く): 723787440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 50599, 101198, 151797, 202396, 252995, 303594, 354193, 404792, 455391, 505990, 607188, 708386, 758985, 809584, 910782, 1011980, 1062579, 1214376, 1416772, 1517970, 1770965, 1821564, 2023960, 2125158, 2276955, 2428752, 2833544, 3035940, 3187737, 3541930, 3643128, 4047920, 4250316, 4553910, 5312895, 5667088, 6071880, 6375474, 7083860, 7286256, 8500632, 9107820, 10625790, 12143760, 12750948, 14167720, 15938685, 17001264, 18215640, 21251580, 25501896, 28335440, 31877370, 36431280, 42503160, 51003792, 63754740, 85006320, 127509480, 255018960]

約数ペア:

[(1, 255018960), (2, 127509480), (3, 85006320), (4, 63754740), (5, 51003792), (6, 42503160), (7, 36431280), (8, 31877370), (9, 28335440), (10, 25501896), (12, 21251580), (14, 18215640), (15, 17001264), (16, 15938685), (18, 14167720), (20, 12750948), (21, 12143760), (24, 10625790), (28, 9107820), (30, 8500632), (35, 7286256), (36, 7083860), (40, 6375474), (42, 6071880), (45, 5667088), (48, 5312895), (56, 4553910), (60, 4250316), (63, 4047920), (70, 3643128), (72, 3541930), (80, 3187737), (84, 3035940), (90, 2833544), (105, 2428752), (112, 2276955), (120, 2125158), (126, 2023960), (140, 1821564), (144, 1770965), (168, 1517970), (180, 1416772), (210, 1214376), (240, 1062579), (252, 1011980), (280, 910782), (315, 809584), (336, 758985), (360, 708386), (420, 607188), (504, 505990), (560, 455391), (630, 404792), (720, 354193), (840, 303594), (1008, 252995), (1260, 202396), (1680, 151797), (2520, 101198), (5040, 50599)]