490898408

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1039}}^1$

素因数の和:1135

約数の個数: 128

約数和(自身を含む): 1257984000

約数和(自身を除く): 767085592

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 59, 77, 88, 91, 104, 118, 143, 154, 182, 236, 286, 308, 364, 413, 472, 572, 616, 649, 728, 767, 826, 1001, 1039, 1144, 1298, 1534, 1652, 2002, 2078, 2596, 3068, 3304, 4004, 4156, 4543, 5192, 5369, 6136, 7273, 8008, 8312, 8437, 9086, 10738, 11429, 13507, 14546, 16874, 18172, 21476, 22858, 27014, 29092, 33748, 36344, 42952, 45716, 54028, 58184, 59059, 61301, 67496, 80003, 91432, 94549, 108056, 118118, 122602, 148577, 160006, 189098, 236236, 245204, 297154, 320012, 378196, 429107, 472472, 490408, 594308, 640024, 674311, 756392, 796913, 858214, 1040039, 1188616, 1348622, 1593826, 1716428, 2080078, 2697244, 3187652, 3432856, 4160156, 4720177, 5394488, 5578391, 6375304, 8320312, 8766043, 9440354, 11156782, 17532086, 18880708, 22313564, 35064172, 37761416, 44627128, 61362301, 70128344, 122724602, 245449204, 490898408]

約数ペア:

[(1, 490898408), (2, 245449204), (4, 122724602), (7, 70128344), (8, 61362301), (11, 44627128), (13, 37761416), (14, 35064172), (22, 22313564), (26, 18880708), (28, 17532086), (44, 11156782), (52, 9440354), (56, 8766043), (59, 8320312), (77, 6375304), (88, 5578391), (91, 5394488), (104, 4720177), (118, 4160156), (143, 3432856), (154, 3187652), (182, 2697244), (236, 2080078), (286, 1716428), (308, 1593826), (364, 1348622), (413, 1188616), (472, 1040039), (572, 858214), (616, 796913), (649, 756392), (728, 674311), (767, 640024), (826, 594308), (1001, 490408), (1039, 472472), (1144, 429107), (1298, 378196), (1534, 320012), (1652, 297154), (2002, 245204), (2078, 236236), (2596, 189098), (3068, 160006), (3304, 148577), (4004, 122602), (4156, 118118), (4543, 108056), (5192, 94549), (5369, 91432), (6136, 80003), (7273, 67496), (8008, 61301), (8312, 59059), (8437, 58184), (9086, 54028), (10738, 45716), (11429, 42952), (13507, 36344), (14546, 33748), (16874, 29092), (18172, 27014), (21476, 22858)]