645376848

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{823}}^1$

素因数の和:913

約数の個数: 120

約数和(自身を含む): 1826293824

約数和(自身を除く): 1180916976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 34, 48, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 272, 372, 408, 496, 527, 744, 816, 823, 961, 1054, 1488, 1581, 1646, 1922, 2108, 2469, 2883, 3162, 3292, 3844, 4216, 4938, 5766, 6324, 6584, 7688, 8432, 9876, 11532, 12648, 13168, 13991, 15376, 16337, 19752, 23064, 25296, 25513, 27982, 32674, 39504, 41973, 46128, 49011, 51026, 55964, 65348, 76539, 83946, 98022, 102052, 111928, 130696, 153078, 167892, 196044, 204104, 223856, 261392, 306156, 335784, 392088, 408208, 433721, 612312, 671568, 784176, 790903, 867442, 1224624, 1301163, 1581806, 1734884, 2372709, 2602326, 3163612, 3469768, 4745418, 5204652, 6327224, 6939536, 9490836, 10409304, 12654448, 13445351, 18981672, 20818608, 26890702, 37963344, 40336053, 53781404, 80672106, 107562808, 161344212, 215125616, 322688424, 645376848]

約数ペア:

[(1, 645376848), (2, 322688424), (3, 215125616), (4, 161344212), (6, 107562808), (8, 80672106), (12, 53781404), (16, 40336053), (17, 37963344), (24, 26890702), (31, 20818608), (34, 18981672), (48, 13445351), (51, 12654448), (62, 10409304), (68, 9490836), (93, 6939536), (102, 6327224), (124, 5204652), (136, 4745418), (186, 3469768), (204, 3163612), (248, 2602326), (272, 2372709), (372, 1734884), (408, 1581806), (496, 1301163), (527, 1224624), (744, 867442), (816, 790903), (823, 784176), (961, 671568), (1054, 612312), (1488, 433721), (1581, 408208), (1646, 392088), (1922, 335784), (2108, 306156), (2469, 261392), (2883, 223856), (3162, 204104), (3292, 196044), (3844, 167892), (4216, 153078), (4938, 130696), (5766, 111928), (6324, 102052), (6584, 98022), (7688, 83946), (8432, 76539), (9876, 65348), (11532, 55964), (12648, 51026), (13168, 49011), (13991, 46128), (15376, 41973), (16337, 39504), (19752, 32674), (23064, 27982), (25296, 25513)]