257877648

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1686

約数の個数: 160

約数和(自身を含む): 862444800

約数和(自身を除く): 604567152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 53, 54, 56, 63, 72, 84, 106, 108, 112, 126, 144, 159, 168, 189, 212, 216, 252, 318, 336, 371, 378, 424, 432, 477, 504, 636, 742, 756, 848, 954, 1008, 1113, 1272, 1431, 1484, 1512, 1609, 1908, 2226, 2544, 2862, 2968, 3024, 3218, 3339, 3816, 4452, 4827, 5724, 5936, 6436, 6678, 7632, 8904, 9654, 10017, 11263, 11448, 12872, 13356, 14481, 17808, 19308, 20034, 22526, 22896, 25744, 26712, 28962, 33789, 38616, 40068, 43443, 45052, 53424, 57924, 67578, 77232, 80136, 85277, 86886, 90104, 101367, 115848, 135156, 160272, 170554, 173772, 180208, 202734, 231696, 255831, 270312, 304101, 341108, 347544, 405468, 511662, 540624, 596939, 608202, 682216, 695088, 767493, 810936, 1023324, 1193878, 1216404, 1364432, 1534986, 1621872, 1790817, 2046648, 2302479, 2387756, 2432808, 3069972, 3581634, 4093296, 4604958, 4775512, 4865616, 5372451, 6139944, 7163268, 9209916, 9551024, 10744902, 12279888, 14326536, 16117353, 18419832, 21489804, 28653072, 32234706, 36839664, 42979608, 64469412, 85959216, 128938824, 257877648]

約数ペア:

[(1, 257877648), (2, 128938824), (3, 85959216), (4, 64469412), (6, 42979608), (7, 36839664), (8, 32234706), (9, 28653072), (12, 21489804), (14, 18419832), (16, 16117353), (18, 14326536), (21, 12279888), (24, 10744902), (27, 9551024), (28, 9209916), (36, 7163268), (42, 6139944), (48, 5372451), (53, 4865616), (54, 4775512), (56, 4604958), (63, 4093296), (72, 3581634), (84, 3069972), (106, 2432808), (108, 2387756), (112, 2302479), (126, 2046648), (144, 1790817), (159, 1621872), (168, 1534986), (189, 1364432), (212, 1216404), (216, 1193878), (252, 1023324), (318, 810936), (336, 767493), (371, 695088), (378, 682216), (424, 608202), (432, 596939), (477, 540624), (504, 511662), (636, 405468), (742, 347544), (756, 341108), (848, 304101), (954, 270312), (1008, 255831), (1113, 231696), (1272, 202734), (1431, 180208), (1484, 173772), (1512, 170554), (1609, 160272), (1908, 135156), (2226, 115848), (2544, 101367), (2862, 90104), (2968, 86886), (3024, 85277), (3218, 80136), (3339, 77232), (3816, 67578), (4452, 57924), (4827, 53424), (5724, 45052), (5936, 43443), (6436, 40068), (6678, 38616), (7632, 33789), (8904, 28962), (9654, 26712), (10017, 25744), (11263, 22896), (11448, 22526), (12872, 20034), (13356, 19308), (14481, 17808)]