256548672

素因数分解:

$2^6\times 3^2\times {\mathrm{419}}^1\times {\mathrm{1063}}^1$

素因数の和:1500

約数の個数: 84

約数和(自身を含む): 737798880

約数和(自身を除く): 481250208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 419, 576, 838, 1063, 1257, 1676, 2126, 2514, 3189, 3352, 3771, 4252, 5028, 6378, 6704, 7542, 8504, 9567, 10056, 12756, 13408, 15084, 17008, 19134, 20112, 25512, 26816, 30168, 34016, 38268, 40224, 51024, 60336, 68032, 76536, 80448, 102048, 120672, 153072, 204096, 241344, 306144, 445397, 612288, 890794, 1336191, 1781588, 2672382, 3563176, 4008573, 5344764, 7126352, 8017146, 10689528, 14252704, 16034292, 21379056, 28505408, 32068584, 42758112, 64137168, 85516224, 128274336, 256548672]

約数ペア:

[(1, 256548672), (2, 128274336), (3, 85516224), (4, 64137168), (6, 42758112), (8, 32068584), (9, 28505408), (12, 21379056), (16, 16034292), (18, 14252704), (24, 10689528), (32, 8017146), (36, 7126352), (48, 5344764), (64, 4008573), (72, 3563176), (96, 2672382), (144, 1781588), (192, 1336191), (288, 890794), (419, 612288), (576, 445397), (838, 306144), (1063, 241344), (1257, 204096), (1676, 153072), (2126, 120672), (2514, 102048), (3189, 80448), (3352, 76536), (3771, 68032), (4252, 60336), (5028, 51024), (6378, 40224), (6704, 38268), (7542, 34016), (8504, 30168), (9567, 26816), (10056, 25512), (12756, 20112), (13408, 19134), (15084, 17008)]