257434080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 845365248

約数和(自身を除く): 587931168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 103, 120, 123, 127, 160, 164, 205, 206, 240, 246, 254, 309, 328, 381, 410, 412, 480, 492, 508, 515, 615, 618, 635, 656, 762, 820, 824, 984, 1016, 1030, 1230, 1236, 1270, 1312, 1524, 1545, 1640, 1648, 1905, 1968, 2032, 2060, 2460, 2472, 2540, 3048, 3090, 3280, 3296, 3810, 3936, 4064, 4120, 4223, 4920, 4944, 5080, 5207, 6096, 6180, 6560, 7620, 8240, 8446, 9840, 9888, 10160, 10414, 12192, 12360, 12669, 13081, 15240, 15621, 16480, 16892, 19680, 20320, 20828, 21115, 24720, 25338, 26035, 26162, 30480, 31242, 33784, 39243, 41656, 42230, 49440, 50676, 52070, 52324, 60960, 62484, 63345, 65405, 67568, 78105, 78486, 83312, 84460, 101352, 104140, 104648, 124968, 126690, 130810, 135136, 156210, 156972, 166624, 168920, 196215, 202704, 208280, 209296, 249936, 253380, 261620, 312420, 313944, 337840, 392430, 405408, 416560, 418592, 499872, 506760, 523240, 536321, 624840, 627888, 675680, 784860, 833120, 1013520, 1046480, 1072642, 1249680, 1255776, 1569720, 1608963, 2027040, 2092960, 2145284, 2499360, 2681605, 3139440, 3217926, 4290568, 5363210, 6278880, 6435852, 8044815, 8581136, 10726420, 12871704, 16089630, 17162272, 21452840, 25743408, 32179260, 42905680, 51486816, 64358520, 85811360, 128717040, 257434080]

約数ペア:

[(1, 257434080), (2, 128717040), (3, 85811360), (4, 64358520), (5, 51486816), (6, 42905680), (8, 32179260), (10, 25743408), (12, 21452840), (15, 17162272), (16, 16089630), (20, 12871704), (24, 10726420), (30, 8581136), (32, 8044815), (40, 6435852), (41, 6278880), (48, 5363210), (60, 4290568), (80, 3217926), (82, 3139440), (96, 2681605), (103, 2499360), (120, 2145284), (123, 2092960), (127, 2027040), (160, 1608963), (164, 1569720), (205, 1255776), (206, 1249680), (240, 1072642), (246, 1046480), (254, 1013520), (309, 833120), (328, 784860), (381, 675680), (410, 627888), (412, 624840), (480, 536321), (492, 523240), (508, 506760), (515, 499872), (615, 418592), (618, 416560), (635, 405408), (656, 392430), (762, 337840), (820, 313944), (824, 312420), (984, 261620), (1016, 253380), (1030, 249936), (1230, 209296), (1236, 208280), (1270, 202704), (1312, 196215), (1524, 168920), (1545, 166624), (1640, 156972), (1648, 156210), (1905, 135136), (1968, 130810), (2032, 126690), (2060, 124968), (2460, 104648), (2472, 104140), (2540, 101352), (3048, 84460), (3090, 83312), (3280, 78486), (3296, 78105), (3810, 67568), (3936, 65405), (4064, 63345), (4120, 62484), (4223, 60960), (4920, 52324), (4944, 52070), (5080, 50676), (5207, 49440), (6096, 42230), (6180, 41656), (6560, 39243), (7620, 33784), (8240, 31242), (8446, 30480), (9840, 26162), (9888, 26035), (10160, 25338), (10414, 24720), (12192, 21115), (12360, 20828), (12669, 20320), (13081, 19680), (15240, 16892), (15621, 16480)]