256497696

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9823

約数の個数: 144

約数和(自身を含む): 897833664

約数和(自身を除く): 641335968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8736, 9787, 13104, 19574, 26208, 29361, 39148, 58722, 68509, 78296, 88083, 117444, 127231, 137018, 156592, 176166, 205527, 234888, 254462, 274036, 313184, 352332, 381693, 411054, 469776, 508924, 548072, 616581, 704664, 763386, 822108, 890617, 939552, 1017848, 1096144, 1145079, 1233162, 1409328, 1526772, 1644216, 1781234, 2035696, 2192288, 2290158, 2466324, 2671851, 2818656, 3053544, 3288432, 3562468, 4071392, 4580316, 4932648, 5343702, 6107088, 6576864, 7124936, 8015553, 9160632, 9865296, 10687404, 12214176, 14249872, 16031106, 18321264, 19730592, 21374808, 28499744, 32062212, 36642528, 42749616, 64124424, 85499232, 128248848, 256497696]

約数ペア:

[(1, 256497696), (2, 128248848), (3, 85499232), (4, 64124424), (6, 42749616), (7, 36642528), (8, 32062212), (9, 28499744), (12, 21374808), (13, 19730592), (14, 18321264), (16, 16031106), (18, 14249872), (21, 12214176), (24, 10687404), (26, 9865296), (28, 9160632), (32, 8015553), (36, 7124936), (39, 6576864), (42, 6107088), (48, 5343702), (52, 4932648), (56, 4580316), (63, 4071392), (72, 3562468), (78, 3288432), (84, 3053544), (91, 2818656), (96, 2671851), (104, 2466324), (112, 2290158), (117, 2192288), (126, 2035696), (144, 1781234), (156, 1644216), (168, 1526772), (182, 1409328), (208, 1233162), (224, 1145079), (234, 1096144), (252, 1017848), (273, 939552), (288, 890617), (312, 822108), (336, 763386), (364, 704664), (416, 616581), (468, 548072), (504, 508924), (546, 469776), (624, 411054), (672, 381693), (728, 352332), (819, 313184), (936, 274036), (1008, 254462), (1092, 234888), (1248, 205527), (1456, 176166), (1638, 156592), (1872, 137018), (2016, 127231), (2184, 117444), (2912, 88083), (3276, 78296), (3744, 68509), (4368, 58722), (6552, 39148), (8736, 29361), (9787, 26208), (13104, 19574)]