251888544

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{11981}}^1$

素因数の和:12070

約数の個数: 72

約数和(自身を含む): 726181092

約数和(自身を除く): 474292548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 5256, 7008, 10512, 11981, 21024, 23962, 35943, 47924, 71886, 95848, 107829, 143772, 191696, 215658, 287544, 383392, 431316, 575088, 862632, 874613, 1150176, 1725264, 1749226, 2623839, 3450528, 3498452, 5247678, 6996904, 7871517, 10495356, 13993808, 15743034, 20990712, 27987616, 31486068, 41981424, 62972136, 83962848, 125944272, 251888544]

約数ペア:

[(1, 251888544), (2, 125944272), (3, 83962848), (4, 62972136), (6, 41981424), (8, 31486068), (9, 27987616), (12, 20990712), (16, 15743034), (18, 13993808), (24, 10495356), (32, 7871517), (36, 6996904), (48, 5247678), (72, 3498452), (73, 3450528), (96, 2623839), (144, 1749226), (146, 1725264), (219, 1150176), (288, 874613), (292, 862632), (438, 575088), (584, 431316), (657, 383392), (876, 287544), (1168, 215658), (1314, 191696), (1752, 143772), (2336, 107829), (2628, 95848), (3504, 71886), (5256, 47924), (7008, 35943), (10512, 23962), (11981, 21024)]