320521008

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{290327}}^1$

素因数の和:290361

約数の個数: 40

約数和(自身を含む): 864016128

約数和(自身を除く): 543495120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 290327, 580654, 870981, 1161308, 1741962, 2322616, 3483924, 4645232, 6677521, 6967848, 13355042, 13935696, 20032563, 26710084, 40065126, 53420168, 80130252, 106840336, 160260504, 320521008]

約数ペア:

[(1, 320521008), (2, 160260504), (3, 106840336), (4, 80130252), (6, 53420168), (8, 40065126), (12, 26710084), (16, 20032563), (23, 13935696), (24, 13355042), (46, 6967848), (48, 6677521), (69, 4645232), (92, 3483924), (138, 2322616), (184, 1741962), (276, 1161308), (368, 870981), (552, 580654), (1104, 290327)]