257106080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:583

約数の個数: 192

約数和(自身を含む): 777288960

約数和(自身を除く): 520182880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 41, 44, 55, 56, 70, 77, 80, 82, 88, 110, 112, 140, 154, 160, 164, 176, 205, 220, 224, 280, 287, 308, 328, 352, 385, 410, 440, 451, 509, 560, 574, 616, 656, 770, 820, 880, 902, 1018, 1120, 1148, 1232, 1312, 1435, 1540, 1640, 1760, 1804, 2036, 2255, 2296, 2464, 2545, 2870, 3080, 3157, 3280, 3563, 3608, 4072, 4510, 4592, 5090, 5599, 5740, 6160, 6314, 6560, 7126, 7216, 8144, 9020, 9184, 10180, 11198, 11480, 12320, 12628, 14252, 14432, 15785, 16288, 17815, 18040, 20360, 20869, 22396, 22960, 25256, 27995, 28504, 31570, 35630, 36080, 39193, 40720, 41738, 44792, 45920, 50512, 55990, 57008, 63140, 71260, 72160, 78386, 81440, 83476, 89584, 101024, 104345, 111980, 114016, 126280, 142520, 146083, 156772, 166952, 179168, 195965, 208690, 223960, 229559, 252560, 285040, 292166, 313544, 333904, 391930, 417380, 447920, 459118, 505120, 570080, 584332, 627088, 667808, 730415, 783860, 834760, 895840, 918236, 1147795, 1168664, 1254176, 1460830, 1567720, 1606913, 1669520, 1836472, 2295590, 2337328, 2921660, 3135440, 3213826, 3339040, 3672944, 4591180, 4674656, 5843320, 6270880, 6427652, 7345888, 8034565, 9182360, 11686640, 12855304, 16069130, 18364720, 23373280, 25710608, 32138260, 36729440, 51421216, 64276520, 128553040, 257106080]

約数ペア:

[(1, 257106080), (2, 128553040), (4, 64276520), (5, 51421216), (7, 36729440), (8, 32138260), (10, 25710608), (11, 23373280), (14, 18364720), (16, 16069130), (20, 12855304), (22, 11686640), (28, 9182360), (32, 8034565), (35, 7345888), (40, 6427652), (41, 6270880), (44, 5843320), (55, 4674656), (56, 4591180), (70, 3672944), (77, 3339040), (80, 3213826), (82, 3135440), (88, 2921660), (110, 2337328), (112, 2295590), (140, 1836472), (154, 1669520), (160, 1606913), (164, 1567720), (176, 1460830), (205, 1254176), (220, 1168664), (224, 1147795), (280, 918236), (287, 895840), (308, 834760), (328, 783860), (352, 730415), (385, 667808), (410, 627088), (440, 584332), (451, 570080), (509, 505120), (560, 459118), (574, 447920), (616, 417380), (656, 391930), (770, 333904), (820, 313544), (880, 292166), (902, 285040), (1018, 252560), (1120, 229559), (1148, 223960), (1232, 208690), (1312, 195965), (1435, 179168), (1540, 166952), (1640, 156772), (1760, 146083), (1804, 142520), (2036, 126280), (2255, 114016), (2296, 111980), (2464, 104345), (2545, 101024), (2870, 89584), (3080, 83476), (3157, 81440), (3280, 78386), (3563, 72160), (3608, 71260), (4072, 63140), (4510, 57008), (4592, 55990), (5090, 50512), (5599, 45920), (5740, 44792), (6160, 41738), (6314, 40720), (6560, 39193), (7126, 36080), (7216, 35630), (8144, 31570), (9020, 28504), (9184, 27995), (10180, 25256), (11198, 22960), (11480, 22396), (12320, 20869), (12628, 20360), (14252, 18040), (14432, 17815), (15785, 16288)]