257384512

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1801}}^1$

素因数の和:1860

約数の個数: 112

約数和(自身を含む): 659099520

約数和(自身を除く): 401715008

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 56, 58, 64, 77, 88, 112, 116, 154, 176, 203, 224, 232, 308, 319, 352, 406, 448, 464, 616, 638, 704, 812, 928, 1232, 1276, 1624, 1801, 1856, 2233, 2464, 2552, 3248, 3602, 4466, 4928, 5104, 6496, 7204, 8932, 10208, 12607, 12992, 14408, 17864, 19811, 20416, 25214, 28816, 35728, 39622, 50428, 52229, 57632, 71456, 79244, 100856, 104458, 115264, 138677, 142912, 158488, 201712, 208916, 277354, 316976, 365603, 403424, 417832, 554708, 574519, 633952, 731206, 806848, 835664, 1109416, 1149038, 1267904, 1462412, 1671328, 2218832, 2298076, 2924824, 3342656, 4021633, 4437664, 4596152, 5849648, 8043266, 8875328, 9192304, 11699296, 16086532, 18384608, 23398592, 32173064, 36769216, 64346128, 128692256, 257384512]

約数ペア:

[(1, 257384512), (2, 128692256), (4, 64346128), (7, 36769216), (8, 32173064), (11, 23398592), (14, 18384608), (16, 16086532), (22, 11699296), (28, 9192304), (29, 8875328), (32, 8043266), (44, 5849648), (56, 4596152), (58, 4437664), (64, 4021633), (77, 3342656), (88, 2924824), (112, 2298076), (116, 2218832), (154, 1671328), (176, 1462412), (203, 1267904), (224, 1149038), (232, 1109416), (308, 835664), (319, 806848), (352, 731206), (406, 633952), (448, 574519), (464, 554708), (616, 417832), (638, 403424), (704, 365603), (812, 316976), (928, 277354), (1232, 208916), (1276, 201712), (1624, 158488), (1801, 142912), (1856, 138677), (2233, 115264), (2464, 104458), (2552, 100856), (3248, 79244), (3602, 71456), (4466, 57632), (4928, 52229), (5104, 50428), (6496, 39622), (7204, 35728), (8932, 28816), (10208, 25214), (12607, 20416), (12992, 19811), (14408, 17864)]