251431128

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^1\times {\mathrm{9949}}^1$

素因数の和:9983

約数の個数: 96

約数和(自身を含む): 760578000

約数和(自身を除く): 509146872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 468, 486, 648, 702, 936, 972, 1053, 1404, 1944, 2106, 2808, 3159, 4212, 6318, 8424, 9949, 12636, 19898, 25272, 29847, 39796, 59694, 79592, 89541, 119388, 129337, 179082, 238776, 258674, 268623, 358164, 388011, 517348, 537246, 716328, 776022, 805869, 1034696, 1074492, 1164033, 1552044, 1611738, 2148984, 2328066, 2417607, 3104088, 3223476, 3492099, 4656132, 4835214, 6446952, 6984198, 9312264, 9670428, 10476297, 13968396, 19340856, 20952594, 27936792, 31428891, 41905188, 62857782, 83810376, 125715564, 251431128]

約数ペア:

[(1, 251431128), (2, 125715564), (3, 83810376), (4, 62857782), (6, 41905188), (8, 31428891), (9, 27936792), (12, 20952594), (13, 19340856), (18, 13968396), (24, 10476297), (26, 9670428), (27, 9312264), (36, 6984198), (39, 6446952), (52, 4835214), (54, 4656132), (72, 3492099), (78, 3223476), (81, 3104088), (104, 2417607), (108, 2328066), (117, 2148984), (156, 1611738), (162, 1552044), (216, 1164033), (234, 1074492), (243, 1034696), (312, 805869), (324, 776022), (351, 716328), (468, 537246), (486, 517348), (648, 388011), (702, 358164), (936, 268623), (972, 258674), (1053, 238776), (1404, 179082), (1944, 129337), (2106, 119388), (2808, 89541), (3159, 79592), (4212, 59694), (6318, 39796), (8424, 29847), (9949, 25272), (12636, 19898)]