218694816

素因数分解:

$2^5\times 3^4\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:768

約数の個数: 120

約数和(自身を含む): 648869760

約数和(自身を除く): 430174944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 139, 144, 162, 216, 278, 288, 324, 417, 432, 556, 607, 648, 834, 864, 1112, 1214, 1251, 1296, 1668, 1821, 2224, 2428, 2502, 2592, 3336, 3642, 3753, 4448, 4856, 5004, 5463, 6672, 7284, 7506, 9712, 10008, 10926, 11259, 13344, 14568, 15012, 16389, 19424, 20016, 21852, 22518, 29136, 30024, 32778, 40032, 43704, 45036, 49167, 58272, 60048, 65556, 84373, 87408, 90072, 98334, 120096, 131112, 168746, 174816, 180144, 196668, 253119, 262224, 337492, 360288, 393336, 506238, 524448, 674984, 759357, 786672, 1012476, 1349968, 1518714, 1573344, 2024952, 2278071, 2699936, 3037428, 4049904, 4556142, 6074856, 6834213, 8099808, 9112284, 12149712, 13668426, 18224568, 24299424, 27336852, 36449136, 54673704, 72898272, 109347408, 218694816]

約数ペア:

[(1, 218694816), (2, 109347408), (3, 72898272), (4, 54673704), (6, 36449136), (8, 27336852), (9, 24299424), (12, 18224568), (16, 13668426), (18, 12149712), (24, 9112284), (27, 8099808), (32, 6834213), (36, 6074856), (48, 4556142), (54, 4049904), (72, 3037428), (81, 2699936), (96, 2278071), (108, 2024952), (139, 1573344), (144, 1518714), (162, 1349968), (216, 1012476), (278, 786672), (288, 759357), (324, 674984), (417, 524448), (432, 506238), (556, 393336), (607, 360288), (648, 337492), (834, 262224), (864, 253119), (1112, 196668), (1214, 180144), (1251, 174816), (1296, 168746), (1668, 131112), (1821, 120096), (2224, 98334), (2428, 90072), (2502, 87408), (2592, 84373), (3336, 65556), (3642, 60048), (3753, 58272), (4448, 49167), (4856, 45036), (5004, 43704), (5463, 40032), (6672, 32778), (7284, 30024), (7506, 29136), (9712, 22518), (10008, 21852), (10926, 20016), (11259, 19424), (13344, 16389), (14568, 15012)]