256474296

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:790

約数の個数: 128

約数和(自身を含む): 773640000

約数和(自身を除く): 517165704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 149, 156, 216, 234, 298, 312, 351, 447, 468, 596, 613, 702, 894, 936, 1192, 1226, 1341, 1404, 1788, 1839, 1937, 2452, 2682, 2808, 3576, 3678, 3874, 4023, 4904, 5364, 5517, 5811, 7356, 7748, 7969, 8046, 10728, 11034, 11622, 14712, 15496, 15938, 16092, 16551, 17433, 22068, 23244, 23907, 31876, 32184, 33102, 34866, 44136, 46488, 47814, 52299, 63752, 66204, 69732, 71721, 91337, 95628, 104598, 132408, 139464, 143442, 182674, 191256, 209196, 215163, 274011, 286884, 365348, 418392, 430326, 548022, 573768, 730696, 822033, 860652, 1096044, 1187381, 1644066, 1721304, 2192088, 2374762, 2466099, 3288132, 3562143, 4749524, 4932198, 6576264, 7124286, 9499048, 9864396, 10686429, 14248572, 19728792, 21372858, 28497144, 32059287, 42745716, 64118574, 85491432, 128237148, 256474296]

約数ペア:

[(1, 256474296), (2, 128237148), (3, 85491432), (4, 64118574), (6, 42745716), (8, 32059287), (9, 28497144), (12, 21372858), (13, 19728792), (18, 14248572), (24, 10686429), (26, 9864396), (27, 9499048), (36, 7124286), (39, 6576264), (52, 4932198), (54, 4749524), (72, 3562143), (78, 3288132), (104, 2466099), (108, 2374762), (117, 2192088), (149, 1721304), (156, 1644066), (216, 1187381), (234, 1096044), (298, 860652), (312, 822033), (351, 730696), (447, 573768), (468, 548022), (596, 430326), (613, 418392), (702, 365348), (894, 286884), (936, 274011), (1192, 215163), (1226, 209196), (1341, 191256), (1404, 182674), (1788, 143442), (1839, 139464), (1937, 132408), (2452, 104598), (2682, 95628), (2808, 91337), (3576, 71721), (3678, 69732), (3874, 66204), (4023, 63752), (4904, 52299), (5364, 47814), (5517, 46488), (5811, 44136), (7356, 34866), (7748, 33102), (7969, 32184), (8046, 31876), (10728, 23907), (11034, 23244), (11622, 22068), (14712, 17433), (15496, 16551), (15938, 16092)]