257274744

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1303}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 679123200

約数和(自身を除く): 421848456

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 433, 456, 866, 1299, 1303, 1732, 2598, 2606, 3464, 3909, 5196, 5212, 7818, 8227, 10392, 10424, 15636, 16454, 24681, 24757, 31272, 32908, 49362, 49514, 65816, 74271, 98724, 99028, 148542, 197448, 198056, 297084, 564199, 594168, 1128398, 1692597, 2256796, 3385194, 4513592, 6770388, 10719781, 13540776, 21439562, 32159343, 42879124, 64318686, 85758248, 128637372, 257274744]

約数ペア:

[(1, 257274744), (2, 128637372), (3, 85758248), (4, 64318686), (6, 42879124), (8, 32159343), (12, 21439562), (19, 13540776), (24, 10719781), (38, 6770388), (57, 4513592), (76, 3385194), (114, 2256796), (152, 1692597), (228, 1128398), (433, 594168), (456, 564199), (866, 297084), (1299, 198056), (1303, 197448), (1732, 148542), (2598, 99028), (2606, 98724), (3464, 74271), (3909, 65816), (5196, 49514), (5212, 49362), (7818, 32908), (8227, 31272), (10392, 24757), (10424, 24681), (15636, 16454)]