26880504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 79896960

約数和(自身を除く): 53016456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 61, 84, 86, 122, 129, 168, 172, 183, 244, 258, 301, 344, 366, 427, 488, 516, 602, 732, 854, 903, 1032, 1204, 1281, 1464, 1708, 1806, 2408, 2562, 2623, 3416, 3612, 3721, 5124, 5246, 7224, 7442, 7869, 10248, 10492, 11163, 14884, 15738, 18361, 20984, 22326, 26047, 29768, 31476, 36722, 44652, 52094, 55083, 62952, 73444, 78141, 89304, 104188, 110166, 146888, 156282, 160003, 208376, 220332, 312564, 320006, 440664, 480009, 625128, 640012, 960018, 1120021, 1280024, 1920036, 2240042, 3360063, 3840072, 4480084, 6720126, 8960168, 13440252, 26880504]

約数ペア:

[(1, 26880504), (2, 13440252), (3, 8960168), (4, 6720126), (6, 4480084), (7, 3840072), (8, 3360063), (12, 2240042), (14, 1920036), (21, 1280024), (24, 1120021), (28, 960018), (42, 640012), (43, 625128), (56, 480009), (61, 440664), (84, 320006), (86, 312564), (122, 220332), (129, 208376), (168, 160003), (172, 156282), (183, 146888), (244, 110166), (258, 104188), (301, 89304), (344, 78141), (366, 73444), (427, 62952), (488, 55083), (516, 52094), (602, 44652), (732, 36722), (854, 31476), (903, 29768), (1032, 26047), (1204, 22326), (1281, 20984), (1464, 18361), (1708, 15738), (1806, 14884), (2408, 11163), (2562, 10492), (2623, 10248), (3416, 7869), (3612, 7442), (3721, 7224), (5124, 5246)]